diff --git a/assets/base/i18n/de.json b/assets/base/i18n/de.json
index b014276c5..7414d03ee 100644
--- a/assets/base/i18n/de.json
+++ b/assets/base/i18n/de.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} und {secondUser} wurden durch {actor} **zum Team hinzugefügt**.",
   "combined_system_message.joined_channel.many_expanded": "{users} und {lastUser} **sind dem Kanal beigetreten**.",
   "combined_system_message.joined_channel.one": "{firstUser} **ist dem Kanal beigetreten**.",
-  "combined_system_message.joined_channel.one_you": "**sind dem Kanal beigetreten**.",
+  "combined_system_message.joined_channel.one_you": "Sie **sind dem Kanal beigetreten**.",
   "combined_system_message.joined_channel.two": "{firstUser} und {secondUser} **sind dem Kanal beigetreten**.",
   "combined_system_message.joined_team.many_expanded": "{users} und {lastUser} **sind dem Team beigetreten**.",
   "combined_system_message.joined_team.one": "{firstUser} **ist dem Team beigetreten**.",
-  "combined_system_message.joined_team.one_you": "**ist dem Team beigetreten**.",
+  "combined_system_message.joined_team.one_you": "Sie **sind dem Team beigetreten**.",
   "combined_system_message.joined_team.two": "{firstUser} und {secondUser} **sind dem Team beigetreten**.",
   "combined_system_message.left_channel.many_expanded": "{users} und {lastUser} **haben den Kanal verlassen**.",
   "combined_system_message.left_channel.one": "{firstUser} **hat den Kanal verlassen**.",
-  "combined_system_message.left_channel.one_you": "**hat den Kanal verlassen**.",
+  "combined_system_message.left_channel.one_you": "Sie **haben den Kanal verlassen**.",
   "combined_system_message.left_channel.two": "{firstUser} und {secondUser} **haben den Kanal verlassen**.",
   "combined_system_message.left_team.many_expanded": "{users} und {lastUser} **haben das Team verlassen**.",
   "combined_system_message.left_team.one": "{firstUser} **hat das Team verlassen**.",
-  "combined_system_message.left_team.one_you": "**hat das Team verlassen**.",
+  "combined_system_message.left_team.one_you": "Sie **haben das Team verlassen**.",
   "combined_system_message.left_team.two": "{firstUser} und {secondUser} **haben das Team verlassen**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} und {lastUser} wurden **aus dem Kanal entfernt**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} wurde **aus dem Kanal entfernt**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Sie",
   "create_comment.addComment": "Kommentar hinzufügen...",
   "create_post.deactivated": "Sie betrachten einen archivierten Kanal mit einem deaktivierten Benutzer.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "In {channelDisplayName} schreiben",
   "edit_post.editPost": "Nachricht bearbeiten...",
   "edit_post.save": "Speichern",
   "error.team_not_found.title": "Team nicht gefunden",
@@ -80,11 +80,10 @@
   "integrations.add": "Hinzufügen",
   "intro_messages.anyMember": " Jedes Mitglied kann diesem Kanal beitreten und folgen.",
   "intro_messages.beginning": "Start von {name}",
-  "intro_messages.channel": "Kanal",
-  "intro_messages.creator": "Dies ist der Start von {type} {name}, erstellt durch {creator} am {date}.",
-  "intro_messages.group": "Privater Kanal",
+  "intro_messages.creator": "Dies ist der Start von {name} {type}, erstellt durch {creator} am {date}.",
+  "intro_messages.creatorPrivate": "Dies ist der Start von {type} {name}, erstellt durch {creator} am {date}.",
   "intro_messages.group_message": "Dies ist der Start ihres Gruppennachrichten-Verlaufs mit diesen Teammitgliedern. Nachrichten und hier geteilte Dateien sind für Personen außerhalb dieses Bereichs nicht sichtbar.",
-  "intro_messages.noCreator": "Dies ist der Start von {type} {name}, erstellt am {date}.",
+  "intro_messages.noCreator": "Dies ist der Start von {name} {type}, erstellt am {date}.",
   "intro_messages.onlyInvited": " Nur eingeladene Mitglieder können diesen privaten Kanal sehen.",
   "last_users_message.added_to_channel.type": "wurden durch {actor} **dem Kanal hinzugefügt**.",
   "last_users_message.added_to_team.type": "wurden durch {actor} **dem Team hinzugefügt**.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Teams",
   "mobile.edit_channel": "Speichern",
   "mobile.edit_post.title": "Nachricht bearbeiten",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "AKTIVITÄTEN",
   "mobile.emoji_picker.custom": "BENUTZERDEFINIERT",
   "mobile.emoji_picker.flags": "FLAGGEN",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Video aufnehmen",
   "mobile.file_upload.library": "Foto-Bibliothek",
   "mobile.file_upload.max_warning": "Uploads sind auf maximal fünf Dateien beschränkt.",
+  "mobile.file_upload.unsupportedMimeType": "Nur Dateien des folgenden MIME-Typen können hochgeladen werden:\n{mimeTypes}",
   "mobile.file_upload.video": "Videobibliothek",
   "mobile.flagged_posts.empty_description": "Markierungen dienen als Möglichkeit, Nachrichten für eine Wiedervorlage zu markieren. Ihre Markierungen sind persönlich und können nicht von anderen Benutzern gesehen werden.",
   "mobile.flagged_posts.empty_title": "Keine markierte Nachrichten",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Text kopieren",
   "mobile.post_info.flag": "Markieren",
   "mobile.post_info.pin": "An Kanal anheften",
+  "mobile.post_info.reply": "Antworten",
   "mobile.post_info.unflag": "Markierung entfernen",
   "mobile.post_info.unpin": "Vom Kanal abheften",
   "mobile.post_pre_header.flagged": "Markiert",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Ihre Nachricht konnte nicht gesendet werden",
   "mobile.post.retry": "Aktualisieren",
   "mobile.posts_view.moreMsg": "Weitere neue Nachrichten oberhalb",
+  "mobile.privacy_link": "Datenschutzbedingungen",
+  "mobile.reaction_header.all_emojis": "Alle",
   "mobile.recent_mentions.empty_description": "Hier werden Nachrichten auftauchen, die ihren Benutzernamen oder andere Wörter enthalten, die Erwähnungen auslösen.",
   "mobile.recent_mentions.empty_title": "Keine letzten Erwähnungen",
   "mobile.rename_channel.display_name_maxLength": "Kanalname muss kürzer als {maxLength, number} Zeichen sein",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Erstellt durch {creator} am ",
   "mobile.routes.channelInfo.delete_channel": "Kanal archivieren",
   "mobile.routes.channelInfo.favorite": "Favoriten",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language}-Code",
   "mobile.routes.code.noLanguage": "Code",
   "mobile.routes.edit_profile": "Profil bearbeiten",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Automatisch einstellen",
   "mobile.timezone_settings.manual": "Zeitzone ändern",
   "mobile.timezone_settings.select": "Zeitzone auswählen",
+  "mobile.tos_link": "Nutzungsbedingungen",
   "mobile.user_list.deactivated": "Deaktiviert",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Alle 15 Minuten",
   "mobile.video_playback.failed_description": "Beim Abspielen des Videos ist ein Fehler aufgetreten.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Falls das Konto existiert, wurde eine E-Mail zur Passwortzurücksetzung gesendet an:",
   "password_send.reset": "Mein Passwort zurücksetzen",
   "permalink.error.access": "Der dauerhafte Link verweist auf eine gelöschte Nachricht oder einen Kanal auf den Sie keinen Zugriff haben.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " und ",
   "post_body.check_for_out_of_channel_mentions.link.private": "sie zu diesem privaten Kanal hinzufügen",
   "post_body.check_for_out_of_channel_mentions.link.public": "sie zu diesem Kanal hinzufügen",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Sie werden Zugriff auf den Nachrichtenverlauf haben.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "wurden erwähnt, befinden sich aber nicht im Kanal. Möchten Sie ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "wurde erwähnt, befinden sich aber nicht im Kanal. Möchten Sie ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Kommentierte auf die Nachricht von {name}: ",
   "post_body.deleted": "(Nachricht gelöscht)",
   "post_info.auto_responder": "AUTOMATISCHE ANTWORT",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Offline",
   "status_dropdown.set_online": "Online",
   "status_dropdown.set_ooo": "Nicht im Büro",
-  "suggestion.mention.all": "ACHTUNG: Dies erwähnt jeden im Kanal",
+  "suggestion.mention.all": "Benachrichtigt jeden in diesem Kanal",
   "suggestion.mention.channel": "Benachrichtigt jeden in diesem Kanal",
   "suggestion.mention.channels": "Meine Kanäle",
-  "suggestion.mention.here": "Benachrichtigt jeden der im Kanal und online ist",
+  "suggestion.mention.here": "Benachrichtigt jeden in diesem Kanal",
   "suggestion.mention.members": "Kanalmitglieder",
   "suggestion.mention.morechannels": "Andere Kanäle",
   "suggestion.mention.nonmembers": "Nicht im Kanal",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Ich stimme zu",
   "terms_of_service.api_error": "Konnte die Anfrage nicht abschließen. Falls der Fehler weiterhin besteht, fragen Sie den Systemadministrator.",
   "user.settings.display.clockDisplay": "Uhrzeit-Format",
+  "user.settings.display.custom_theme": "Benutzerdefiniertes Motiv",
   "user.settings.display.militaryClock": "24-Stunden-Format (z.B.: 16:00)",
   "user.settings.display.normalClock": "12-Stunden-Format (z.B.: 4:00 PM)",
   "user.settings.display.preferTime": "Wählen Sie das bevorzugte Zeitformat aus.",
diff --git a/assets/base/i18n/es.json b/assets/base/i18n/es.json
index 891cdd60c..e27c6ce5a 100644
--- a/assets/base/i18n/es.json
+++ b/assets/base/i18n/es.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} y {secondUser} **agregados al equipo** por {actor}.",
   "combined_system_message.joined_channel.many_expanded": "{users} and {lastUser} **se unieron al canal**.",
   "combined_system_message.joined_channel.one": "{firstUser} **se unió al canal**.",
-  "combined_system_message.joined_channel.one_you": "**unieron al canal**.",
+  "combined_system_message.joined_channel.one_you": "Tú **te uniste al canal**.",
   "combined_system_message.joined_channel.two": "{firstUser} y {secondUser} **se unieron al canal**.",
   "combined_system_message.joined_team.many_expanded": "{users} y {lastUser} **se unieron al equipo**.",
   "combined_system_message.joined_team.one": "{firstUser} **se unió al equipo**.",
-  "combined_system_message.joined_team.one_you": "**unieron al equipo**.",
+  "combined_system_message.joined_team.one_you": "Tú **te uniste al equipo**.",
   "combined_system_message.joined_team.two": "{firstUser} y {secondUser} **se unieron al equipo**.",
   "combined_system_message.left_channel.many_expanded": "{users} y {lastUser} **abandonaron el canal**.",
   "combined_system_message.left_channel.one": "{firstUser} **abandonó el canal**.",
-  "combined_system_message.left_channel.one_you": "**abandonaron el canal**.",
+  "combined_system_message.left_channel.one_you": "Tú **abandonaste el canal**.",
   "combined_system_message.left_channel.two": "{firstUser} y {secondUser} **abandonaron el canal**.",
   "combined_system_message.left_team.many_expanded": "{users} y {lastUser} **abandonaron el equipo**.",
   "combined_system_message.left_team.one": "{firstUser} **abandonó el equipo**.",
-  "combined_system_message.left_team.one_you": "**abandonó el equipo**.",
+  "combined_system_message.left_team.one_you": "Tú **abandonaste el equipo**.",
   "combined_system_message.left_team.two": "{firstUser} y {secondUser} **abandonaron el equipo**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} y {lastUser} fueron **eliminados del canal**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} fue **eliminado del canal**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Tu",
   "create_comment.addComment": "Agregar un comentario...",
   "create_post.deactivated": "Estás viendo un canal archivado con un usuario desactivado.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "Escribir en {channelDisplayName}",
   "edit_post.editPost": "Editar el mensaje...",
   "edit_post.save": "Guardar",
   "error.team_not_found.title": "Equipo no encontrado",
@@ -80,11 +80,10 @@
   "integrations.add": "Agregar",
   "intro_messages.anyMember": " Cualquier miembro se puede unir y leer este canal.",
   "intro_messages.beginning": "Inicio de {name}",
-  "intro_messages.channel": "canal",
-  "intro_messages.creator": "Este es el inicio del {type} {name}, creado por {creator} el {date}.",
-  "intro_messages.group": "canal privado",
+  "intro_messages.creator": "Este es el inicio del canal {name}, creado por {creator} el {date}.",
+  "intro_messages.creatorPrivate": "Este es el inicio del canal privado {name}, creado por {creator} el {date}.",
   "intro_messages.group_message": "Este es el inicio de tu historial del grupo de mensajes con estos compañeros. Los mensajes y archivos que se comparten aquí no son mostrados a personas fuera de esta área.",
-  "intro_messages.noCreator": "Este es el inicio del {type} {name}, creado el  {date}.",
+  "intro_messages.noCreator": "Este es el inicio del canal {name}, creado el {date}.",
   "intro_messages.onlyInvited": " Sólo miembros invitados pueden ver este canal privado.",
   "last_users_message.added_to_channel.type": "fueron **agregados al canal** por {actor}.",
   "last_users_message.added_to_team.type": "fueron **agregados al equipo** por {actor}.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Equipos",
   "mobile.edit_channel": "Guardar",
   "mobile.edit_post.title": "Editando Mensaje",
+  "mobile.edit_profile.remove_profile_photo": "Quitar Foto",
   "mobile.emoji_picker.activity": "ACTIVIDAD",
   "mobile.emoji_picker.custom": "PERSONALIZADO",
   "mobile.emoji_picker.flags": "BANDERAS",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Capturar Vídeo",
   "mobile.file_upload.library": "Librería de Fotos",
   "mobile.file_upload.max_warning": "Se pueden subir un máximo de 5 archivos.",
+  "mobile.file_upload.unsupportedMimeType": "Sólo archivos con el siguiente tipo pueden ser cargados:\n{mimeTypes}",
   "mobile.file_upload.video": "Librería de Videos",
   "mobile.flagged_posts.empty_description": "Las banderas son una forma de marcar los mensajes para hacerles seguimiento. Tus banderas son personales, y no puede ser vistas por otros usuarios.",
   "mobile.flagged_posts.empty_title": "No hay Mensajes Marcados",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copiar Texto",
   "mobile.post_info.flag": "Marcar",
   "mobile.post_info.pin": "Anclar al Canal",
+  "mobile.post_info.reply": "Responder",
   "mobile.post_info.unflag": "Desmarcar",
   "mobile.post_info.unpin": "Desprender del Canal",
   "mobile.post_pre_header.flagged": "Marcado",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "No se pudo enviar el mensaje",
   "mobile.post.retry": "Actualizar",
   "mobile.posts_view.moreMsg": "Más Mensajes Arriba",
+  "mobile.privacy_link": "Política de Privacidad",
+  "mobile.reaction_header.all_emojis": "Todos",
   "mobile.recent_mentions.empty_description": "Mensajes que contienen tu nombre de usuario u otras palabras que desencadenan menciones aparecerán aquí.",
   "mobile.recent_mentions.empty_title": "No hay Menciones recientes",
   "mobile.rename_channel.display_name_maxLength": "El nombre del canal debe tener menos de {maxLength, number} caracteres",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Creado por {creator} el ",
   "mobile.routes.channelInfo.delete_channel": "Archivar Canal",
   "mobile.routes.channelInfo.favorite": "Favorito",
+  "mobile.routes.channelInfo.groupManaged": "Los miembros son gestionados por grupos enlazados",
   "mobile.routes.code": "Código {language}",
   "mobile.routes.code.noLanguage": "Código",
   "mobile.routes.edit_profile": "Editar Perfil",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Asignar automáticamente",
   "mobile.timezone_settings.manual": "Cambiar zona horaria",
   "mobile.timezone_settings.select": "Seleccione la zona horaria",
+  "mobile.tos_link": "Términos de Servicio",
   "mobile.user_list.deactivated": "Desactivado",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Cada 15 minutos",
   "mobile.video_playback.failed_description": "Ocurrió un error al reproducir el vídeo.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Si la cuenta existe, una correo electrónico de reinicio de contraseña será enviado a:",
   "password_send.reset": "Restablecer mi contraseña",
   "permalink.error.access": "El Enlace permanente pertenece a un mensaje eliminado o a un canal al cual no tienes acceso.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "no fueron notificados por esta mención porque no se encuentra en este canal. No pueden ser agregados al canal porque no son miembros de los grupos enlazados. Para agregarlos a este canal, deben ser agregados a alguno de los grupos enlazados.",
   "post_body.check_for_out_of_channel_mentions.link.and": " y ",
   "post_body.check_for_out_of_channel_mentions.link.private": "agregarlos a este canal privado",
   "post_body.check_for_out_of_channel_mentions.link.public": "agregarlos al canal",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Tendrán acceso al historial de mensajes.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "fueron mencionados pero no son parte de este canal. Quieres ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "fue mencionado pero no es parte de este canal. Quieres ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "no fueron notificados por esta mención porque no se encuentran en el canal. Quieres ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "no fue notificado por esta mención porque no se encuentra en el canal. Quieres ",
   "post_body.commentedOn": "Comento en el mensaje de {name}: ",
   "post_body.deleted": "(mensaje eliminado)",
   "post_info.auto_responder": "RESPUESTA AUTOMÁTICA",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Desconectado",
   "status_dropdown.set_online": "En línea",
   "status_dropdown.set_ooo": "Fuera de Oficina",
-  "suggestion.mention.all": "PRECAUCIÓN: Esto menciona a todos los usuarios en el canal",
-  "suggestion.mention.channel": "Notifica a todas las personas en el canal",
+  "suggestion.mention.all": "Notifica a todas las personas en este canal",
+  "suggestion.mention.channel": "Notifica a todas las personas en este canal",
   "suggestion.mention.channels": "Mis Canales",
-  "suggestion.mention.here": "Notifica a todos en el canal que estén en línea",
+  "suggestion.mention.here": "Notifica a todas las personas disponibles en este canal",
   "suggestion.mention.members": "Miembros del Canal",
   "suggestion.mention.morechannels": "Otros Canales",
   "suggestion.mention.nonmembers": "No en el Canal",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Acepto",
   "terms_of_service.api_error": "No se puede completar la solicitud. Si el problema persiste, contacta a tu Administrador de Sistema.",
   "user.settings.display.clockDisplay": "Visualización del Reloj",
+  "user.settings.display.custom_theme": "Tema Personalizado",
   "user.settings.display.militaryClock": "Reloj de 24 horas (ejemplo: 16:00)",
   "user.settings.display.normalClock": "Reloj de 12 horas (ejemplo: 4:00 pm)",
   "user.settings.display.preferTime": "Selecciona como prefieres mostrar la hora.",
diff --git a/assets/base/i18n/fr.json b/assets/base/i18n/fr.json
index 8389e3e0c..5eedc5dbc 100644
--- a/assets/base/i18n/fr.json
+++ b/assets/base/i18n/fr.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} et {secondUser} ont été **ajoutés à l'équipe** par {actor}.",
   "combined_system_message.joined_channel.many_expanded": "{users} et {lastUser} ont **rejoint le canal**.",
   "combined_system_message.joined_channel.one": "{firstUser} a **rejoint le canal**.",
-  "combined_system_message.joined_channel.one_you": "a **rejoint le canal**.",
+  "combined_system_message.joined_channel.one_you": "Vous avez **rejoint le canal**.",
   "combined_system_message.joined_channel.two": "{firstUser} et {secondUser} ont **rejoint le canal**.",
   "combined_system_message.joined_team.many_expanded": "{users} et {lastUser} ont **rejoint l'équipe**.",
   "combined_system_message.joined_team.one": "{firstUser} a **rejoint l'équipe**.",
-  "combined_system_message.joined_team.one_you": "a **rejoint l'équipe**.",
+  "combined_system_message.joined_team.one_you": "Vous avez **rejoint l'équipe**.",
   "combined_system_message.joined_team.two": "{firstUser} et {secondUser} ont **rejoint l'équipe**.",
   "combined_system_message.left_channel.many_expanded": "{users} et {lastUser} ont **quitté le canal**.",
   "combined_system_message.left_channel.one": "{firstUser} a **quitté le canal**.",
-  "combined_system_message.left_channel.one_you": "a **quitté le canal**.",
+  "combined_system_message.left_channel.one_you": "Vous avez **quitté le canal**.",
   "combined_system_message.left_channel.two": "{firstUser} et {secondUser} ont **quitté le canal**.",
   "combined_system_message.left_team.many_expanded": "{users} et {lastUser} ont **quitté l'équipe**.",
   "combined_system_message.left_team.one": "{firstUser} a **quitté l'équipe**.",
-  "combined_system_message.left_team.one_you": "a **quitté l'équipe**.",
+  "combined_system_message.left_team.one_you": "Vous avez **quitté l'équipe**.",
   "combined_system_message.left_team.two": "{firstUser} et {secondUser} ont **quitté l'équipe**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} et {lastUser} ont été **retirés du canal**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} a été **retiré du canal**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Vous",
   "create_comment.addComment": "Commenter...",
   "create_post.deactivated": "Ceci est un canal de messages personnels archivé contenant une discussion avec un utilisateur désactivé.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "Écrire à {channelDisplayName}",
   "edit_post.editPost": "Modifier le message...",
   "edit_post.save": "Enregistrer",
   "error.team_not_found.title": "Équipe introuvable",
@@ -80,11 +80,10 @@
   "integrations.add": "Ajouter",
   "intro_messages.anyMember": " Tout membre peut rejoindre et lire ce canal.",
   "intro_messages.beginning": "Début de {name}",
-  "intro_messages.channel": "canal",
-  "intro_messages.creator": "Ceci est le début de {type} {name}, créé par {creator} le {date}.",
-  "intro_messages.group": "canal privé",
+  "intro_messages.creator": "Ceci est le début du {type} {name}, créé par {creator} le {date}.",
+  "intro_messages.creatorPrivate": "Ceci est le début de {type} {name}, créé par {creator} le {date}.",
   "intro_messages.group_message": "Vous êtes au début de votre historique de messages de groupe avec ces utilisateurs. Les messages privés et les fichiers partagés ici ne sont pas visibles par les autres utilisateurs.",
-  "intro_messages.noCreator": "Ceci est le début de {name} {type}, créé le {date}.",
+  "intro_messages.noCreator": "Ceci est le début du {name} {type}, créé le {date}.",
   "intro_messages.onlyInvited": " Seuls les membres invités peuvent voir ce canal privé.",
   "last_users_message.added_to_channel.type": "a été **ajouté au canal** par {actor}.",
   "last_users_message.added_to_team.type": "a été **ajouté à l'équipe** par {actor}.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Équipes",
   "mobile.edit_channel": "Enregistrer",
   "mobile.edit_post.title": "Edition du message",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "ACTIVITÉ",
   "mobile.emoji_picker.custom": "PERSONNALISÉ",
   "mobile.emoji_picker.flags": "DRAPEAUX",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Enregistrer une vidéo",
   "mobile.file_upload.library": "Bibliothèque de photos",
   "mobile.file_upload.max_warning": "Envois limités à maximum 5 fichiers.",
+  "mobile.file_upload.unsupportedMimeType": "Seuls les fichiers avec ce type MIME peuvent être envoyés :\n{mimeTypes}",
   "mobile.file_upload.video": "Bibliothèque vidéo",
   "mobile.flagged_posts.empty_description": "Marquer un message est un bon moyen d'assurer le suivi. Marquer un message est personnel et ne peut être vu par les autres utilisateurs.",
   "mobile.flagged_posts.empty_title": "Aucun message marqué d'un indicateur",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copier le texte",
   "mobile.post_info.flag": "Marquer avec un indicateur",
   "mobile.post_info.pin": "Épingler au canal",
+  "mobile.post_info.reply": "Répondre",
   "mobile.post_info.unflag": "Supprimer l'indicateur",
   "mobile.post_info.unpin": "Désépingler du canal",
   "mobile.post_pre_header.flagged": "Marqué d'un indicateur",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Impossible d'envoyer votre message",
   "mobile.post.retry": "Rafraîchir",
   "mobile.posts_view.moreMsg": "Plus de nouveaux messages au-dessus",
+  "mobile.privacy_link": "Politique de respect de la vie privée",
+  "mobile.reaction_header.all_emojis": "Tous",
   "mobile.recent_mentions.empty_description": "Les messages qui contiennent votre nom d'utilisateur et d'autres mots qui déclenchent des mentions apparaissent ici.",
   "mobile.recent_mentions.empty_title": "Aucune mention récente",
   "mobile.rename_channel.display_name_maxLength": "Ce champ doit faire moins de {maxLength, number} caractères",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Créé par {creator} le ",
   "mobile.routes.channelInfo.delete_channel": "Archiver le canal",
   "mobile.routes.channelInfo.favorite": "Favoris",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "Code {language}",
   "mobile.routes.code.noLanguage": "Code",
   "mobile.routes.edit_profile": "Éditer le profil",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Définir automatiquement",
   "mobile.timezone_settings.manual": "Changer le fuseau horaire",
   "mobile.timezone_settings.select": "Sélectionner un fuseau horaire",
+  "mobile.tos_link": "Conditions d'utilisation",
   "mobile.user_list.deactivated": "Désactivé",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Toutes les 15 minutes",
   "mobile.video_playback.failed_description": "Une erreur s'est produite lors de la tentative de lecture de la vidéo.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Si le compte existe, un e-mail de redéfinition de mot de passe sera envoyé à :",
   "password_send.reset": "Réinitialiser mon mot de passe",
   "permalink.error.access": "Ce lien correspond à un message supprimé ou appartenant à un canal auquel vous n'avez pas accès.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " et ",
   "post_body.check_for_out_of_channel_mentions.link.private": "ajouter à ce canal privé",
   "post_body.check_for_out_of_channel_mentions.link.public": "ajouter à ce canal",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Ils auront alors accès à tout l'historique de messages pour ce canal.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "ont été mentionnés, mais ne sont pas dans le canal. Voulez-vous ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "a été mentionné, mais n'est pas dans le canal. Voulez-vous ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "a commenté le message de {name} : ",
   "post_body.deleted": "(message supprimé)",
   "post_info.auto_responder": "RÉPONSE AUTOMATIQUE",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Hors ligne",
   "status_dropdown.set_online": "En ligne",
   "status_dropdown.set_ooo": "Absent du bureau",
-  "suggestion.mention.all": "ATTENTION : Ceci mentionne tout le monde dans le canal",
+  "suggestion.mention.all": "Notifier tout le monde dans le canal",
   "suggestion.mention.channel": "Notifier tout le monde dans le canal",
   "suggestion.mention.channels": "Mes canaux",
-  "suggestion.mention.here": "Notifier toutes les personnes connectées dans ce canal",
+  "suggestion.mention.here": "Notifier tout le monde dans le canal",
   "suggestion.mention.members": "Membres du canal",
   "suggestion.mention.morechannels": "Autres canaux",
   "suggestion.mention.nonmembers": "Pas dans le canal",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Je suis d'accord",
   "terms_of_service.api_error": "Impossible de terminer la requête. Si ce problème persiste, contactez votre administrateur système.",
   "user.settings.display.clockDisplay": "Affichage de l'horloge",
+  "user.settings.display.custom_theme": "Thème personnalisé",
   "user.settings.display.militaryClock": "Horloge 24 heures (ex. : 16:00)",
   "user.settings.display.normalClock": "Horloge 12 heures (ex. : 4:00 PM)",
   "user.settings.display.preferTime": "Choisissez la façon dont vous préférez voir les heures affichées dans l'application.",
diff --git a/assets/base/i18n/it.json b/assets/base/i18n/it.json
index c38f1d85e..73feaa191 100644
--- a/assets/base/i18n/it.json
+++ b/assets/base/i18n/it.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} e {secondUser} **aggiunti al gruppo** da {actor}.",
   "combined_system_message.joined_channel.many_expanded": "{users} e {lastUser} **aggiunti al canale**.",
   "combined_system_message.joined_channel.one": "{firstUser} **aggiunto al canale**.",
-  "combined_system_message.joined_channel.one_you": "**si è unito al canale**.",
+  "combined_system_message.joined_channel.one_you": "**Ti sei è unito al canale**.",
   "combined_system_message.joined_channel.two": "{firstUser} e {secondUser} **aggiunto al canale**.",
   "combined_system_message.joined_team.many_expanded": "{users} e {lastUser} **aggiunti al gruppo**.",
   "combined_system_message.joined_team.one": "{firstUser} **aggiunto al gruppo**.",
-  "combined_system_message.joined_team.one_you": "**si è unito al gruppo**.",
+  "combined_system_message.joined_team.one_you": "**Ti sei è unito al gruppo**.",
   "combined_system_message.joined_team.two": "{firstUser} e {secondUser} **aggiunto al gruppo**.",
   "combined_system_message.left_channel.many_expanded": "{users} e {lastUser} hanno **abbandonato il canale**.",
   "combined_system_message.left_channel.one": "{firstUser} ha **abbandonato il canale**.",
-  "combined_system_message.left_channel.one_you": "**ha abbandonato il canale**.",
+  "combined_system_message.left_channel.one_you": "**Hai abbandonato il canale**.",
   "combined_system_message.left_channel.two": "{firstUser} e {secondUser} hanno **abbandonato il canale**.",
   "combined_system_message.left_team.many_expanded": "{users} e {lastUser} hanno **abbandonato il canale**.",
   "combined_system_message.left_team.one": "{firstUser} ha **abbandonato il gruppo**.",
-  "combined_system_message.left_team.one_you": "**ha abbandonato il gruppo**.",
+  "combined_system_message.left_team.one_you": "**Hai abbandonato il gruppo**.",
   "combined_system_message.left_team.two": "{firstUser} e {secondUser} hanno **abbandonato il gruppo**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} e {lastUser} sono stati **rimossi dal canale**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} è stato **rimosso dal canale**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Tu",
   "create_comment.addComment": "Aggiungi un commento...",
   "create_post.deactivated": "Stai visualizzando un canale archiviato con un utente disattivato.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "Scrive su {channelDisplayName}",
   "edit_post.editPost": "Modifica post...",
   "edit_post.save": "Salva",
   "error.team_not_found.title": "Gruppo Non Trovato",
@@ -80,11 +80,10 @@
   "integrations.add": "Aggiungi",
   "intro_messages.anyMember": " Tutti i membri possono entrare e leggere questo canale.",
   "intro_messages.beginning": "Inizio di {name}",
-  "intro_messages.channel": "canale",
-  "intro_messages.creator": "Questo è l'inizio di {name} {type}, creato il {date} da {creator}.",
-  "intro_messages.group": "canale privato",
+  "intro_messages.creator": "Questo è l'inizio di {name}, creato da {creator} il {date}.",
+  "intro_messages.creatorPrivate": "Questo è l'inizio della chat privata {name}, creato da {creator} il {date}.",
   "intro_messages.group_message": "Questo è l'inizio della tua conversazione privata con questi colleghi. Messaggi privati e file condivisi qui non sono accessibili ad altre persone.",
-  "intro_messages.noCreator": "Questo è l'inizio di {name} {type}, creato il {date}.",
+  "intro_messages.noCreator": "Questo è l'inizio di della chat {name}, creata il {date}.",
   "intro_messages.onlyInvited": " Invita solo i membri che possono vedere questo canale privato.",
   "last_users_message.added_to_channel.type": "sono stati **aggiunti al canale** da {actor}.",
   "last_users_message.added_to_team.type": "sono stati **aggiunti al canale** da {actor}.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Gruppi",
   "mobile.edit_channel": "Salva",
   "mobile.edit_post.title": "Modifica Messaggio",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "ATTIVITA'",
   "mobile.emoji_picker.custom": "PERSONALIZZATO",
   "mobile.emoji_picker.flags": "BANDIERE",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Gira video",
   "mobile.file_upload.library": "Galleria Fotografica",
   "mobile.file_upload.max_warning": "Numero massimo di file caricabili limitato a 5.",
+  "mobile.file_upload.unsupportedMimeType": "Solo i file con i seguenti tipi MIME possono essere caricati:\n{mimeTypes}",
   "mobile.file_upload.video": "Libreria video",
   "mobile.flagged_posts.empty_description": "Contrassegnare i messaggi è uno strumento per seguirli. I contrassegni sono personali e non sono visibili agli altri utenti.",
   "mobile.flagged_posts.empty_title": "Nessuna pubblicazione contrassegnata",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copia Testo",
   "mobile.post_info.flag": "Contrassegna",
   "mobile.post_info.pin": "Blocca al canale",
+  "mobile.post_info.reply": "Rispondi",
   "mobile.post_info.unflag": "Togli contrassegno",
   "mobile.post_info.unpin": "Sblocca dal canale",
   "mobile.post_pre_header.flagged": "Contrassegnato",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Impossibile inviare il messaggio",
   "mobile.post.retry": "Aggiorna",
   "mobile.posts_view.moreMsg": "Aggiungere più nuovi messaggi sopra",
+  "mobile.privacy_link": "Politica sulla Privacy",
+  "mobile.reaction_header.all_emojis": "Tutti",
   "mobile.recent_mentions.empty_description": "I messaggi contenti il tuo nome utente e altre parole che scatenano citazioni appariranno qui.",
   "mobile.recent_mentions.empty_title": "Nessuna Citazione Recente",
   "mobile.rename_channel.display_name_maxLength": "Il nome del canale deve essere al massimo di {maxLength, number} caratteri",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Creato da {creator} il  ",
   "mobile.routes.channelInfo.delete_channel": "Archivia Canale",
   "mobile.routes.channelInfo.favorite": "Preferiti",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} codice",
   "mobile.routes.code.noLanguage": "Codice",
   "mobile.routes.edit_profile": "Modifica Profilo",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Imposta automaticamente",
   "mobile.timezone_settings.manual": "Cambia fuso orario",
   "mobile.timezone_settings.select": "Seleziona fuso orario",
+  "mobile.tos_link": "Termini di Servizio",
   "mobile.user_list.deactivated": "Disattivato",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Ogni 15 minuti",
   "mobile.video_playback.failed_description": "Si è verificato un errore durante la riproduzione del video.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Se l'account esiste, verrà inviata un'email per reimpostare la password a:",
   "password_send.reset": "Reimposta password",
   "permalink.error.access": "Permalink appartenente a un messaggio cancellato o a un gruppo in cui non si può accedere.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " e ",
   "post_body.check_for_out_of_channel_mentions.link.private": "aggiungerli a questo canale privato",
   "post_body.check_for_out_of_channel_mentions.link.public": "aggiungerli al canale",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Avranno accesso a tutta la cronologia dei messaggi.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "sono stati citati ma non sono nel canale. Vuoi ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "è stato citato ma non è nel canale. Vuoi ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Ha commentato il messaggio di {name}: ",
   "post_body.deleted": "(messaggio cancellato)",
   "post_info.auto_responder": "RISPOSTE AUTOMATICHE",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Offline",
   "status_dropdown.set_online": "Online",
   "status_dropdown.set_ooo": "Fuori sede",
-  "suggestion.mention.all": "ATTENZIONE: Questo citerà tutti nel canale",
+  "suggestion.mention.all": "Notifica tutti nel canale",
   "suggestion.mention.channel": "Notifica tutti nel canale",
   "suggestion.mention.channels": "Miei canali",
-  "suggestion.mention.here": "Notifica tutti gli utenti online nel canale",
+  "suggestion.mention.here": "Notifica tutti nel canale",
   "suggestion.mention.members": "Membri del canale",
   "suggestion.mention.morechannels": "Altri canali",
   "suggestion.mention.nonmembers": "Non nel canale",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Accetto",
   "terms_of_service.api_error": "Impossibile completare la richiesta. Se il problema persiste contattare l'Amministrazione di Sistema.",
   "user.settings.display.clockDisplay": "Visualizza orologio",
+  "user.settings.display.custom_theme": "Tema personalizzato",
   "user.settings.display.militaryClock": "Orologio 24 ore (esempio: 16:00)",
   "user.settings.display.normalClock": "Orologio 12 ore (esempio 4:00 PM)",
   "user.settings.display.preferTime": "Seleziona come visualizzare l'ora.",
diff --git a/assets/base/i18n/ja.json b/assets/base/i18n/ja.json
index 943451eca..cf1d8f0ea 100644
--- a/assets/base/i18n/ja.json
+++ b/assets/base/i18n/ja.json
@@ -70,7 +70,7 @@
   "combined_system_message.you": "あなた",
   "create_comment.addComment": "コメントを追加する...",
   "create_post.deactivated": "無効化されたユーザーのいるアーカイブされたチャンネルを見ています。",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "{channelDisplayName}へ投稿する",
   "edit_post.editPost": "投稿を編集する...",
   "edit_post.save": "保存する",
   "error.team_not_found.title": "チームが見つかりません",
@@ -80,11 +80,10 @@
   "integrations.add": "追加する",
   "intro_messages.anyMember": " このチャンネルには誰でも参加して投稿を閲覧することができます。",
   "intro_messages.beginning": "{name}のトップ",
-  "intro_messages.channel": "チャンネル",
-  "intro_messages.creator": "ここは{name} {type}のトップです。{date}に{creator}によって作成されました。",
-  "intro_messages.group": "非公開チャンネル",
+  "intro_messages.creator": "ここは {name} チャンネルのトップです。{date}に{creator}によって作成されました。",
+  "intro_messages.creatorPrivate": "ここは非公開チャンネル {name} のトップです。{date}に{creator}によって作成されました。",
   "intro_messages.group_message": "チームメイトとのグループメッセージの履歴の最初です。メッセージとそこで共有されているファイルは、この領域の外のユーザーからは見ることができません。",
-  "intro_messages.noCreator": "ここは{name} {type}のトップ画面です。{date}に作成されました。",
+  "intro_messages.noCreator": "ここは {name} チャンネルのトップです。{date}に作成されました。",
   "intro_messages.onlyInvited": " 招待されたメンバーだけがこの非公開チャンネルを見ることができます。",
   "last_users_message.added_to_channel.type": "が {actor} によって **チャンネルに追加されました**。",
   "last_users_message.added_to_team.type": "が {actor} によって **チームに追加されました**。",
@@ -145,8 +144,8 @@
   "mobile.android.photos_permission_denied_title": "フォトライブラリーへのアクセスを要求しています",
   "mobile.android.storage_permission_denied_description": "Androidデバイスから画像をアップロードするには権限設定を変更してください。",
   "mobile.android.storage_permission_denied_title": "ファイルストレージへのアクセスを要求しています",
-  "mobile.android.videos_permission_denied_description": "ライブラリからビデオをアップロードするには権限設定を変更してください。",
-  "mobile.android.videos_permission_denied_title": "ビデオライブラリーへのアクセスを要求しています",
+  "mobile.android.videos_permission_denied_description": "ライブラリから動画をアップロードするには権限設定を変更してください。",
+  "mobile.android.videos_permission_denied_title": "動画ライブラリーへのアクセスを要求しています",
   "mobile.announcement_banner.title": "アナウンス",
   "mobile.authentication_error.message": "Mattermostでエラーが発生しました。新しいセッションを開始するため再度認証してください。",
   "mobile.authentication_error.title": "認証エラー",
@@ -223,7 +222,8 @@
   "mobile.drawer.teamsTitle": "チーム",
   "mobile.edit_channel": "保存する",
   "mobile.edit_post.title": "メッセージ編集中",
-  "mobile.emoji_picker.activity": "アクティビティ",
+  "mobile.edit_profile.remove_profile_photo": "画像を削除する",
+  "mobile.emoji_picker.activity": "アクティビティー",
   "mobile.emoji_picker.custom": "カスタム",
   "mobile.emoji_picker.flags": "国旗",
   "mobile.emoji_picker.foods": "食べ物",
@@ -251,7 +251,8 @@
   "mobile.file_upload.camera_video": "動画を撮る",
   "mobile.file_upload.library": "フォトライブラリー",
   "mobile.file_upload.max_warning": "最大5ファイルまでアップロードできます。",
-  "mobile.file_upload.video": "ビデオライブラリー",
+  "mobile.file_upload.unsupportedMimeType": "以下のMIMEタイプを持つファイルのみアップロードできます:\n{mimeTypes}",
+  "mobile.file_upload.video": "動画ライブラリー",
   "mobile.flagged_posts.empty_description": "フラグはメッセージに追跡のためのマークを付ける一つの方法です。あなたのフラグは個人のもので、他のユーザーからは見えません。",
   "mobile.flagged_posts.empty_title": "フラグの立てられた投稿はありません",
   "mobile.help.title": "ヘルプ",
@@ -260,7 +261,7 @@
   "mobile.intro_messages.default_message": "ここはチームメイトが利用登録した際に最初に見るチャンネルです - みんなが知るべき情報を投稿してください。",
   "mobile.intro_messages.default_welcome": "{name}へようこそ!",
   "mobile.intro_messages.DM": "{teammate}とのダイレクトメッセージの履歴の最初です。ダイレクトメッセージとそこで共有されているファイルは、この領域の外のユーザーからは見ることができません。",
-  "mobile.ios.photos_permission_denied_description": "写真やビデオを保存するために権限設定を変更してください。",
+  "mobile.ios.photos_permission_denied_description": "写真や動画を保存するために権限設定を変更してください。",
   "mobile.join_channel.error": "チャンネル {displayName} に参加できませんでした。接続を確認し、もう一度試してみてください。",
   "mobile.loading_channels": "チャンネルをロードしています...",
   "mobile.loading_members": "メンバーをロードしています...",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "テキストをコピーする",
   "mobile.post_info.flag": "フラグ",
   "mobile.post_info.pin": "チャンネルにピン留めする",
+  "mobile.post_info.reply": "返信する",
   "mobile.post_info.unflag": "フラグを消す",
   "mobile.post_info.unpin": "チャンネルへのピン留めをやめる",
   "mobile.post_pre_header.flagged": "フラグ済み",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "メッセージを送信できませんでした",
   "mobile.post.retry": "更新",
   "mobile.posts_view.moreMsg": "さらに新しいメッセージがあります",
+  "mobile.privacy_link": "プライバシーポリシー",
+  "mobile.reaction_header.all_emojis": "すべて",
   "mobile.recent_mentions.empty_description": "あなたのユーザー名やあなたについての投稿となる単語が含まれた投稿は、ここに表示されます。",
   "mobile.recent_mentions.empty_title": "あなたについての投稿はありません",
   "mobile.rename_channel.display_name_maxLength": "チャンネル名は {maxLength, number} 文字未満でなくてはなりません",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "{creator} によって作成 ",
   "mobile.routes.channelInfo.delete_channel": "チャンネルをアーカイブする",
   "mobile.routes.channelInfo.favorite": "お気に入り",
+  "mobile.routes.channelInfo.groupManaged": "メンバーはリンクされたグループにより管理されています",
   "mobile.routes.code": "{language} コード",
   "mobile.routes.code.noLanguage": "コード",
   "mobile.routes.edit_profile": "プロフィールを編集する",
@@ -432,13 +437,14 @@
   "mobile.timezone_settings.automatically": "自動検出",
   "mobile.timezone_settings.manual": "タイムゾーンを変更",
   "mobile.timezone_settings.select": "タイムゾーンを選択",
+  "mobile.tos_link": "利用規約",
   "mobile.user_list.deactivated": "無効にする",
   "mobile.user.settings.notifications.email.fifteenMinutes": "15 分毎",
   "mobile.video_playback.failed_description": "動画を再生する際にエラーが発生しました。\n",
   "mobile.video_playback.failed_title": "動画の再生に失敗しました",
   "mobile.video.save_error_message": "動画ファイルを保存するには、まずダウンロードする必要があります。",
   "mobile.video.save_error_title": "動画保存エラー",
-  "mobile.youtube_playback_error.description": "YouTubeビデオを再生する際にエラーが発生しました。\n詳細: {details}",
+  "mobile.youtube_playback_error.description": "YouTube動画を再生する際にエラーが発生しました。\n詳細: {details}",
   "mobile.youtube_playback_error.title": "YouTube再生エラー",
   "modal.manual_status.auto_responder.message_": "あなたのステータスを \"{status}\" に変更し、自動返信を無効化してもよろしいですか？",
   "modal.manual_status.auto_responder.message_away": "あなたのステータスを \"離席中\" に変更し、自動返信を無効化してもよろしいですか？",
@@ -458,12 +464,13 @@
   "password_send.link": "アカウントが存在する場合、パスワード初期化メールが送信されます:",
   "password_send.reset": "自分のパスワードを初期化する",
   "permalink.error.access": "削除されたメッセージまたはアクセス権限のないチャンネルへのパーマリンクです。",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "彼らはチャンネルにいないため、このメンションによる通知は行われませんでした。また、彼らはリンクされたグループのメンバーではないため、チャンネルに追加することもできません。彼らをこのチャンネルに追加するには、リンクされたグループに追加しなければなりません。",
   "post_body.check_for_out_of_channel_mentions.link.and": " と ",
   "post_body.check_for_out_of_channel_mentions.link.private": "彼らを非公開チャンネルに追加しますか",
   "post_body.check_for_out_of_channel_mentions.link.public": "彼らをチャンネルに追加しますか",
   "post_body.check_for_out_of_channel_mentions.message_last": "? 彼らは全ての会話履歴にアクセスできます。",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "についての投稿が行われましたが、彼らはチャンネルにいません。 ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "についての投稿が行われましたが、彼はチャンネルにいません。 ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "彼らはチャンネルにいないため、このメンションによる通知は行われませんでした。以下の対処を行いますか? ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "彼らはチャンネルにいないため、このメンションによる通知は行われませんでした。以下の対処を行いますか? ",
   "post_body.commentedOn": "{name}のメッセージへのコメント: ",
   "post_body.deleted": "(メッセージは削除されています)",
   "post_info.auto_responder": "自動返信",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "オフライン",
   "status_dropdown.set_online": "オンライン",
   "status_dropdown.set_ooo": "外出中",
-  "suggestion.mention.all": "注意: チャンネル内の全員に対して投稿します",
-  "suggestion.mention.channel": "チャンネルの全員に通知します。",
+  "suggestion.mention.all": "このチャンネルの全員に通知",
+  "suggestion.mention.channel": "このチャンネルの全員に通知",
   "suggestion.mention.channels": "自分のチャンネル",
-  "suggestion.mention.here": "チャンネル内のオンラインな全員へ通知します",
+  "suggestion.mention.here": "このチャンネルの現在オンラインの人に通知",
   "suggestion.mention.members": "チャンネルのメンバー",
   "suggestion.mention.morechannels": "他のチャンネル",
   "suggestion.mention.nonmembers": "チャンネルにいません",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "同意する",
   "terms_of_service.api_error": "リクエストを完了できませんでした。問題が続くようならば、システム管理者に連絡してください。",
   "user.settings.display.clockDisplay": "時計表示",
+  "user.settings.display.custom_theme": "カスタムテーマ",
   "user.settings.display.militaryClock": "時計の24時間表示(例: 16:00)",
   "user.settings.display.normalClock": "時計の12時間表示(例: 4:00 PM)",
   "user.settings.display.preferTime": "時刻の表示形式を選択します。",
diff --git a/assets/base/i18n/ko.json b/assets/base/i18n/ko.json
index c84e6cba9..f6ee00659 100644
--- a/assets/base/i18n/ko.json
+++ b/assets/base/i18n/ko.json
@@ -80,9 +80,8 @@
   "integrations.add": "추가",
   "intro_messages.anyMember": " 모든 회원이 채널에 가입하고 글을 읽을 수 있습니다.",
   "intro_messages.beginning": "{name}의 시작",
-  "intro_messages.channel": "채널",
   "intro_messages.creator": "이것은 {date}에 {creator} 님이 작성한 {name} {type}의 시작입니다.",
-  "intro_messages.group": "비공개 채널",
+  "intro_messages.creatorPrivate": "이것은 {date}에 {creator} 님이 작성한 {name} {type}의 시작입니다.",
   "intro_messages.group_message": "This is the start of your direct message history with this teammate. Direct messages and files shared here are not shown to people outside this area.",
   "intro_messages.noCreator": "{name} {type}입니다. 만들어진 날짜: {date}.",
   "intro_messages.onlyInvited": " 초대받은 회원만 이 비공개 그룹을 볼 수 있습니다.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "서비스 약관",
   "mobile.edit_channel": "저장",
   "mobile.edit_post.title": "Editing Message",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "활동",
   "mobile.emoji_picker.custom": "CUSTOM",
   "mobile.emoji_picker.flags": "FLAGS",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Take Video",
   "mobile.file_upload.library": "Photo Library",
   "mobile.file_upload.max_warning": "Uploads limited to 5 files maximum.",
+  "mobile.file_upload.unsupportedMimeType": "Only files of the following MIME type can be uploaded:\n{mimeTypes}",
   "mobile.file_upload.video": "Video Library",
   "mobile.flagged_posts.empty_description": "중요한 메시지를 따로 모아 확인할 수 있습니다. 중요 메시지는 개인별로 표시되며 다른 사람이 볼 수 없습니다.",
   "mobile.flagged_posts.empty_title": "중요 메세지 없음",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copy Text",
   "mobile.post_info.flag": "중요 지정",
   "mobile.post_info.pin": "공지하기",
+  "mobile.post_info.reply": "답글",
   "mobile.post_info.unflag": "중요 메시지 해제",
   "mobile.post_info.unpin": "공지 해제하기",
   "mobile.post_pre_header.flagged": "Flagged",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Unable to send your message",
   "mobile.post.retry": "Refresh",
   "mobile.posts_view.moreMsg": "More New Messages Above",
+  "mobile.privacy_link": "Privacy Policy",
+  "mobile.reaction_header.all_emojis": "All",
   "mobile.recent_mentions.empty_description": "Messages containing your username and other words that trigger mentions will appear here.",
   "mobile.recent_mentions.empty_title": "최근 멘션",
   "mobile.rename_channel.display_name_maxLength": "Channel name must be less than {maxLength, number} characters",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Created by {creator} on ",
   "mobile.routes.channelInfo.delete_channel": "Archive Channel",
   "mobile.routes.channelInfo.favorite": "즐겨찾기",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} Code",
   "mobile.routes.code.noLanguage": "Code",
   "mobile.routes.edit_profile": "Edit Profile",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "자동으로 설정",
   "mobile.timezone_settings.manual": "타임존 변경",
   "mobile.timezone_settings.select": "Select Timezone",
+  "mobile.tos_link": "Terms of Service",
   "mobile.user_list.deactivated": "비활성화",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Every 15 minutes",
   "mobile.video_playback.failed_description": "An error occurred while trying to play the video.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "If the account exists, a password reset email will be sent to:",
   "password_send.reset": "Reset my password",
   "permalink.error.access": "Permalink belongs to a deleted message or to a channel to which you do not have access.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " and ",
-  "post_body.check_for_out_of_channel_mentions.link.private": "add them to this private channel",
+  "post_body.check_for_out_of_channel_mentions.link.private": "팀에 사용자 초대하기",
   "post_body.check_for_out_of_channel_mentions.link.public": "add them to the channel",
   "post_body.check_for_out_of_channel_mentions.message_last": "? They will have access to all message history.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "were mentioned but they are not in the channel. Would you like to ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "was mentioned but is not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Commented on {name}'s message: ",
   "post_body.deleted": "(삭제된 메시지)",
   "post_info.auto_responder": "AUTOMATIC REPLY",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "오프라인",
   "status_dropdown.set_online": "온라인",
   "status_dropdown.set_ooo": "Out of Office",
-  "suggestion.mention.all": "CAUTION: This mentions everyone in channel",
+  "suggestion.mention.all": "모든 채널 회원들에게 알림을 보냅니다",
   "suggestion.mention.channel": "모든 채널 회원들에게 알림을 보냅니다",
   "suggestion.mention.channels": "채널 더보기",
-  "suggestion.mention.here": "채널에 접속 중인 회원들에게 알림을 보냅니다",
+  "suggestion.mention.here": "모든 채널 회원들에게 알림을 보냅니다",
   "suggestion.mention.members": "채널 회원",
   "suggestion.mention.morechannels": "Other Channels",
   "suggestion.mention.nonmembers": "Not in Channel",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "I Agree",
   "terms_of_service.api_error": "Unable to complete the request. If this issue persists, contact your System Administrator.",
   "user.settings.display.clockDisplay": "시간 표시",
+  "user.settings.display.custom_theme": "커스텀 테마",
   "user.settings.display.militaryClock": "24시간으로 보이기 (예: 16:00)",
   "user.settings.display.normalClock": "12시간으로 보이기 (예: 4:00 PM)",
   "user.settings.display.preferTime": "시간이 어떻게 표시될지 선택하세요.",
diff --git a/assets/base/i18n/nl.json b/assets/base/i18n/nl.json
index af7d67f39..ef78edf13 100644
--- a/assets/base/i18n/nl.json
+++ b/assets/base/i18n/nl.json
@@ -80,9 +80,8 @@
   "integrations.add": "Toevoegen",
   "intro_messages.anyMember": "Ieder lid kan dit kanaal lezen en volgen.",
   "intro_messages.beginning": "Begin van {name}",
-  "intro_messages.channel": "kanaal",
   "intro_messages.creator": "Dit is de start van {name} {type}, gemaakt door {creator} op {date}.",
-  "intro_messages.group": "Verlaat kanaal",
+  "intro_messages.creatorPrivate": "Dit is de start van {name} {type}, gemaakt door {creator} op {date}.",
   "intro_messages.group_message": "Dit is de start van uw privé berichten historiek met dit teamlid. Privé berichten en bestanden die hier gedeeld worden zijn niet zichtbaar voor anderen.",
   "intro_messages.noCreator": "Dit is de start van {name} {type}, gemaakt op {date}.",
   "intro_messages.onlyInvited": " Alleen uitgenodigde deelnemers kunnen deze privé groep bekijken.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Termen",
   "mobile.edit_channel": "Opslaan",
   "mobile.edit_post.title": "Editing Message",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "ACTIVITY",
   "mobile.emoji_picker.custom": "CUSTOM",
   "mobile.emoji_picker.flags": "FLAGS",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Take Video",
   "mobile.file_upload.library": "Photo Library",
   "mobile.file_upload.max_warning": "Uploads limited to 5 files maximum.",
+  "mobile.file_upload.unsupportedMimeType": "Only files of the following MIME type can be uploaded:\n{mimeTypes}",
   "mobile.file_upload.video": "Video bibliotheek",
   "mobile.flagged_posts.empty_description": "Flags are a way to mark messages for follow up. Your flags are personal, and cannot be seen by other users.",
   "mobile.flagged_posts.empty_title": "Gemarkeerde Berichten",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copy Text",
   "mobile.post_info.flag": "Markeer",
   "mobile.post_info.pin": "Pin to Channel",
+  "mobile.post_info.reply": "Antwoord",
   "mobile.post_info.unflag": "Demarkeer",
   "mobile.post_info.unpin": "Unpin from Channel",
   "mobile.post_pre_header.flagged": "Flagged",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Unable to send your message",
   "mobile.post.retry": "Refresh",
   "mobile.posts_view.moreMsg": "More New Messages Above",
+  "mobile.privacy_link": "Privacy Policy",
+  "mobile.reaction_header.all_emojis": "All",
   "mobile.recent_mentions.empty_description": "Messages containing your username and other words that trigger mentions will appear here.",
   "mobile.recent_mentions.empty_title": "Recente vermeldingen",
   "mobile.rename_channel.display_name_maxLength": "Channel name must be less than {maxLength, number} characters",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Created by {creator} on ",
   "mobile.routes.channelInfo.delete_channel": "Archive Channel",
   "mobile.routes.channelInfo.favorite": "Favorite",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} Code",
   "mobile.routes.code.noLanguage": "Code",
   "mobile.routes.edit_profile": "Edit Profile",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Set automatically",
   "mobile.timezone_settings.manual": "Change timezone",
   "mobile.timezone_settings.select": "Select Timezone",
+  "mobile.tos_link": "Terms of Service",
   "mobile.user_list.deactivated": "Deactivated",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Every 15 minutes",
   "mobile.video_playback.failed_description": "An error occurred while trying to play the video.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "If the account exists, a password reset email will be sent to:",
   "password_send.reset": "Reset wachtwoord",
   "permalink.error.access": "Permalink behoort toe aan een verwijderd bericht of aan een kanaal waar je geen toegang tot hebt.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " and ",
-  "post_body.check_for_out_of_channel_mentions.link.private": "add them to this private channel",
+  "post_body.check_for_out_of_channel_mentions.link.private": "Nodig anderen uit voor dit team",
   "post_body.check_for_out_of_channel_mentions.link.public": "add them to the channel",
   "post_body.check_for_out_of_channel_mentions.message_last": "? They will have access to all message history.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "were mentioned but they are not in the channel. Would you like to ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "was mentioned but is not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Commented on {name}'s message: ",
   "post_body.deleted": "(bericht verwijderd)",
   "post_info.auto_responder": "AUTOMATIC REPLY",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Offline",
   "status_dropdown.set_online": "Online",
   "status_dropdown.set_ooo": "Out of Office",
-  "suggestion.mention.all": "CAUTION: This mentions everyone in channel",
+  "suggestion.mention.all": "Notificeer iedereen in het kanaal",
   "suggestion.mention.channel": "Notificeer iedereen in het kanaal",
   "suggestion.mention.channels": "Mijn Kanalen",
-  "suggestion.mention.here": "Notificeert iedereen in het kanaal en online",
+  "suggestion.mention.here": "Notificeer iedereen in het kanaal",
   "suggestion.mention.members": "Kanaal Leden",
   "suggestion.mention.morechannels": "Andere Kanalen",
   "suggestion.mention.nonmembers": "Niet in kanaal",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "I Agree",
   "terms_of_service.api_error": "Unable to complete the request. If this issue persists, contact your System Administrator.",
   "user.settings.display.clockDisplay": "Klok weergave",
+  "user.settings.display.custom_theme": "Aangepast thema",
   "user.settings.display.militaryClock": "24 uren klok (bijvoorbeeld: 16:00)",
   "user.settings.display.normalClock": "12 uren klok (bijvoorbeeld: 4:00 PM)",
   "user.settings.display.preferTime": "Selecteer hoe u de tijd wilt zien.",
diff --git a/assets/base/i18n/pl.json b/assets/base/i18n/pl.json
index 231258e5b..ee9a65164 100644
--- a/assets/base/i18n/pl.json
+++ b/assets/base/i18n/pl.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} i {secondUser} zostali **dodani do zespołu** przez {actor}.",
   "combined_system_message.joined_channel.many_expanded": "{users} i {lastUser} **dołączyli do kanału**.",
   "combined_system_message.joined_channel.one": "{firstUser} **dołączył do kanału**.",
-  "combined_system_message.joined_channel.one_you": "**dołączył do kanału**.",
+  "combined_system_message.joined_channel.one_you": "Ty **dołączyłeś do kanału**.",
   "combined_system_message.joined_channel.two": "{firstUser} i {secondUser} **dołączyli do kanału**.",
   "combined_system_message.joined_team.many_expanded": "{users} i {lastUser} **dołączyli do zespołu**.",
   "combined_system_message.joined_team.one": "{firstUser} **dołączył do zespołu**.",
-  "combined_system_message.joined_team.one_you": "**dołączył do zespołu**.",
+  "combined_system_message.joined_team.one_you": "Ty **dołączyłeś do zespołu**.",
   "combined_system_message.joined_team.two": "{firstUser} i {secondUser} **dołączyli do zespołu**.",
   "combined_system_message.left_channel.many_expanded": "{users} i {lastUser} **opuścili kanał**.",
   "combined_system_message.left_channel.one": "{firstUser} **opuścił kanał**.",
-  "combined_system_message.left_channel.one_you": "**opuścił kanał**.",
+  "combined_system_message.left_channel.one_you": "Ty **opuściłeś kanał**.",
   "combined_system_message.left_channel.two": "{firstUser} i {secondUser} **opuścili kanał**.",
   "combined_system_message.left_team.many_expanded": "{users} i {lastUser} **opuścili zespół**.",
   "combined_system_message.left_team.one": "{firstUser} **opuścił zespół**.",
-  "combined_system_message.left_team.one_you": "**opuścił zespół**.",
+  "combined_system_message.left_team.one_you": "Ty **opuściłeś zespół**.",
   "combined_system_message.left_team.two": "{firstUser} i {secondUser} **opuścili zespół**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} i {lastUser} zostali **usunięci z kanału**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} został **usunięty z kanału**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Ty",
   "create_comment.addComment": "Dodaj komentarz...",
   "create_post.deactivated": "Przeglądasz zarchiwizowany kanał z deaktywowanym użytkownikiem.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "Napisz na {channelDisplayName}",
   "edit_post.editPost": "Edytuj post...",
   "edit_post.save": "Zapisz",
   "error.team_not_found.title": "Zespół Nie Znaleziony",
@@ -80,11 +80,10 @@
   "integrations.add": "Dodaj",
   "intro_messages.anyMember": " Każdy użytkownik może dołączyć i przeczytać ten kanał.",
   "intro_messages.beginning": "Początek {name}",
-  "intro_messages.channel": "kanału",
-  "intro_messages.creator": "To jest początek {type} {name}, stworzonego/ej przez {creator} dnia {date}.",
-  "intro_messages.group": "kanał prywatny",
+  "intro_messages.creator": "To jest początek kanału {name}, stworzonego przez {creator} dnia {date}.",
+  "intro_messages.creatorPrivate": "To jest początek prywatnego kanału {name}, stworzonego przez {creator} dnia {date}.",
   "intro_messages.group_message": "To jest początek historii wiadomości grupowych z tymi zespołami. Wiadomości i pliki udostępnione w tym miejscu nie są wyświetlane osobom spoza tego obszaru.",
-  "intro_messages.noCreator": "To początek {type} {name}, utworzony {date}.",
+  "intro_messages.noCreator": "To początek kanału {name}, utworzony dnia {date}.",
   "intro_messages.onlyInvited": " Tylko zaproszeni użytkownicy mogą zobaczyć ten prywatny kanał.",
   "last_users_message.added_to_channel.type": "zostało **dodanych do kanału** przez {actor}.",
   "last_users_message.added_to_team.type": "zostało **dodanych do zespołu** przez {actor}.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Zespoły",
   "mobile.edit_channel": "Zapisz",
   "mobile.edit_post.title": "Edycja Wiadomości",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "AKTYWNOŚCI",
   "mobile.emoji_picker.custom": "NIESTANDARDOWE",
   "mobile.emoji_picker.flags": "FLAGI",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Wrzuć wideo",
   "mobile.file_upload.library": "Biblioteka Zdjęć",
   "mobile.file_upload.max_warning": "Wrzucanie jest limitowane do 5 plików maksymalnie.",
+  "mobile.file_upload.unsupportedMimeType": "Można przesyłać tylko pliki następującego typu MIME: \n{mimeTypes}",
   "mobile.file_upload.video": "Biblioteka wideo",
   "mobile.flagged_posts.empty_description": "Oznaczanie wiadomości stanowi sposób ich zapisywania \"na później\". Twoje flagi są poufne i nie są widoczne dla innych użytkowników.",
   "mobile.flagged_posts.empty_title": "Brak Oznaczonych Postów",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Kopiuj Tekst",
   "mobile.post_info.flag": "Oflaguj",
   "mobile.post_info.pin": "Przypnij do kanału",
+  "mobile.post_info.reply": "Odpowiedz",
   "mobile.post_info.unflag": "Usuń flagę",
   "mobile.post_info.unpin": "Odepnij od kanału",
   "mobile.post_pre_header.flagged": "Oflagowany",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Nie można wysłać wiadomości",
   "mobile.post.retry": "Odśwież",
   "mobile.posts_view.moreMsg": "Więcej Nowych Wiadomości Powyżej",
+  "mobile.privacy_link": "Polityka prywatności",
+  "mobile.reaction_header.all_emojis": "Wszystko",
   "mobile.recent_mentions.empty_description": "W tym miejscu pojawią się wiadomości zawierające Twoją nazwę użytkownika i inne słowa, które będą wyzwalać wzmianki.",
   "mobile.recent_mentions.empty_title": "Brak Ostatnich Wzmianek",
   "mobile.rename_channel.display_name_maxLength": "Nazwa kanału musi posiadać mniej niż {maxLength, number} znaków",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Utworzono przez {creator}, dnia ",
   "mobile.routes.channelInfo.delete_channel": "Archiwizuj kanał",
   "mobile.routes.channelInfo.favorite": "Ulubiony",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} Kod",
   "mobile.routes.code.noLanguage": "Kod",
   "mobile.routes.edit_profile": "Edytuj Profil",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Ustaw automatycznie",
   "mobile.timezone_settings.manual": "Zmień strefę czasową",
   "mobile.timezone_settings.select": "Wybierz Strefę Czasową",
+  "mobile.tos_link": "Warunki korzystania z usługi",
   "mobile.user_list.deactivated": "Dezaktywowany",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Co 15 minut",
   "mobile.video_playback.failed_description": "Wystąpił błąd podczas próby odtworzenia filmu. \n",
@@ -458,12 +464,13 @@
   "password_send.link": "Jeśli konto istnieje, wiadomość e-mail dotycząca resetowania hasła zostanie wysłana na adres:",
   "password_send.reset": "Zresetuj hasło",
   "permalink.error.access": "Permalink należy do usuniętych wiadomości lub do kanału, do którego nie masz dostępu.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " i ",
   "post_body.check_for_out_of_channel_mentions.link.private": "dodaj je do tego prywatnego kanału",
   "post_body.check_for_out_of_channel_mentions.link.public": "dodaj je do kanału",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Będą mieć dostęp do całej historii wiadomości.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "zostały wspomniane, ale nie są w kanale. Czy chciałbyś ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "został wspomniany, ale nie ma go w kanale. Czy chciałbyś ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "skomentował wiadomość {name}: ",
   "post_body.deleted": "(wiadomość usunięta)",
   "post_info.auto_responder": "AUTOMATYCZNA ODPOWIEDŹ",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Offline",
   "status_dropdown.set_online": "Dostępny",
   "status_dropdown.set_ooo": "Poza Biurem",
-  "suggestion.mention.all": "OSTRZEŻENIE: wspomina wszystkich na kanale",
+  "suggestion.mention.all": "Powiadamia wszystkich na kanale",
   "suggestion.mention.channel": "Powiadamia wszystkich na kanale",
   "suggestion.mention.channels": "Moje kanały",
-  "suggestion.mention.here": "Powiadamia wszystkich na kanale i on-line",
+  "suggestion.mention.here": "Powiadamia wszystkich na kanale",
   "suggestion.mention.members": "Członkowie kanału",
   "suggestion.mention.morechannels": "Inne kanały",
   "suggestion.mention.nonmembers": "Nie na kanale",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Zgadzam się",
   "terms_of_service.api_error": "Nie można ukończyć żądania. Jeśli ten problem będzie się powtarzał, skontaktuj się z Administratorem Systemu.",
   "user.settings.display.clockDisplay": "Wyświetlanie czasu",
+  "user.settings.display.custom_theme": "Niestandardowy motyw",
   "user.settings.display.militaryClock": "24-godzinny (przykład: 16:00)",
   "user.settings.display.normalClock": "12-godzinny (przykład: 4:00 pm)",
   "user.settings.display.preferTime": "Wybierz, jak wyświetlany jest czas.",
diff --git a/assets/base/i18n/pt-BR.json b/assets/base/i18n/pt-BR.json
index e75c03427..acc26a93e 100644
--- a/assets/base/i18n/pt-BR.json
+++ b/assets/base/i18n/pt-BR.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} e {secondUser} **adicionado a equipe** por {actor}.",
   "combined_system_message.joined_channel.many_expanded": "{users} e {lastUser} **entraram no canal**.",
   "combined_system_message.joined_channel.one": "{firstUser} **entrou no canal**.",
-  "combined_system_message.joined_channel.one_you": "**entrou no canal**.",
+  "combined_system_message.joined_channel.one_you": "Você **entrou no canal**.",
   "combined_system_message.joined_channel.two": "{firstUser} e {secondUser} **entraram no canal**.",
   "combined_system_message.joined_team.many_expanded": "{users} e {lastUser} **entraram na equipe**.",
   "combined_system_message.joined_team.one": "{firstUser} **entraram na equipe**.",
-  "combined_system_message.joined_team.one_you": "**entrou na equipe**.",
+  "combined_system_message.joined_team.one_you": "Você **entrou na equipe**.",
   "combined_system_message.joined_team.two": "{firstUser} e {secondUser} **entraram na equipe**.",
   "combined_system_message.left_channel.many_expanded": "{users} e {lastUser} **deixaram o canal**.",
   "combined_system_message.left_channel.one": "{firstUser} **deixou o canal**.",
-  "combined_system_message.left_channel.one_you": "**deixou o canal**.",
+  "combined_system_message.left_channel.one_you": "Você **deixou o canal**.",
   "combined_system_message.left_channel.two": "{firstUser} e {secondUser} **deixaram o canal**.",
   "combined_system_message.left_team.many_expanded": "{users} e {lastUser} **deixaram a equipe**.",
   "combined_system_message.left_team.one": "{firstUser} **deixou a equipe**.",
-  "combined_system_message.left_team.one_you": "**deixou a equipe**.",
+  "combined_system_message.left_team.one_you": "Você **deixou a equipe**.",
   "combined_system_message.left_team.two": "{firstUser} e {secondUser} **deixaram a equipe**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} e {lastUser} foram **removidos do canal**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} foi **removido do canal**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Você",
   "create_comment.addComment": "Adicionar um comentário...",
   "create_post.deactivated": "Você está vendo um canal arquivado com um usuário inativo.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "Escrever para {channelDisplayName}",
   "edit_post.editPost": "Editar o post...",
   "edit_post.save": "Salvar",
   "error.team_not_found.title": "Equipe Não Encontrado",
@@ -80,16 +80,15 @@
   "integrations.add": "Adicionar",
   "intro_messages.anyMember": " Qualquer membro pode participar e ler este canal.",
   "intro_messages.beginning": "Início do {name}",
-  "intro_messages.channel": "canal",
   "intro_messages.creator": "Este é o início do {name} {type}, criado por {creator} em {date}.",
-  "intro_messages.group": "canal privado",
+  "intro_messages.creatorPrivate": "Este é o início do {name} {type}, criado por {creator} em {date}.",
   "intro_messages.group_message": "Este é o início de seu histórico de mensagens em grupo com esta equipe. Mensagens e arquivos compartilhados aqui não são mostrados para pessoas fora dessa área.",
   "intro_messages.noCreator": "Este é o início do {name} {type}, criado em {date}.",
   "intro_messages.onlyInvited": " Somente membros convidados podem ver este canal privado.",
   "last_users_message.added_to_channel.type": "foram **adicionado ao canal** por {actor}.",
   "last_users_message.added_to_team.type": "foram **adicionados a equipe** por {actor}.",
   "last_users_message.first": "{firstUser} e ",
-  "last_users_message.joined_channel.type": "**entrou no canal**.",
+  "last_users_message.joined_channel.type": "**entraram no canal**.",
   "last_users_message.joined_team.type": "**entrou na equipe**.",
   "last_users_message.left_channel.type": "**deixou o canal**.",
   "last_users_message.left_team.type": "**deixou a equipe**.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Equipes",
   "mobile.edit_channel": "Salvar",
   "mobile.edit_post.title": "Editando a Mensagem",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "ATIVIDADE",
   "mobile.emoji_picker.custom": "PERSONALIZADO",
   "mobile.emoji_picker.flags": "BANDEIRAS",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Criar Vídeo",
   "mobile.file_upload.library": "Biblioteca de Fotos",
   "mobile.file_upload.max_warning": "Upload limitado ao máximo de 5 arquivos.",
+  "mobile.file_upload.unsupportedMimeType": "Somente arquivos do seguintes tipos de MIME que podem ser enviados:\n{mimeTypes}",
   "mobile.file_upload.video": "Galeria de Videos",
   "mobile.flagged_posts.empty_description": "As bandeiras são uma forma de marcar as mensagens para segui-la. Suas bandeiras são pessoais, e não podem ser vistas por outros usuários.",
   "mobile.flagged_posts.empty_title": "Nenhum Post Marcado",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copiar Texto",
   "mobile.post_info.flag": "Marcar",
   "mobile.post_info.pin": "Fixar no Canal",
+  "mobile.post_info.reply": "Responder",
   "mobile.post_info.unflag": "Desmarcar",
   "mobile.post_info.unpin": "Desafixar do Canal",
   "mobile.post_pre_header.flagged": "Marcado",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Não foi possível enviar sua mensagem",
   "mobile.post.retry": "Atualizar",
   "mobile.posts_view.moreMsg": "Acima Mais Mensagens Novas",
+  "mobile.privacy_link": "Política de Privacidade",
+  "mobile.reaction_header.all_emojis": "Todos",
   "mobile.recent_mentions.empty_description": "Mensagens contendo o seu nome de usuário e outras palavras de gatilho aparecerão aqui.",
   "mobile.recent_mentions.empty_title": "Sem Menções Recentes",
   "mobile.rename_channel.display_name_maxLength": "Nome do canal precisa ter menos de {maxLength, number} caracteres",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Criado por {creator} em ",
   "mobile.routes.channelInfo.delete_channel": "Arquivar Canal",
   "mobile.routes.channelInfo.favorite": "Favorito",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} Código",
   "mobile.routes.code.noLanguage": "Código",
   "mobile.routes.edit_profile": "Editar Perfil",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Definir automaticamente",
   "mobile.timezone_settings.manual": "Mudar fuso horário",
   "mobile.timezone_settings.select": "Selecionar Fuso horário",
+  "mobile.tos_link": "Termos de Serviço",
   "mobile.user_list.deactivated": "Desativado",
   "mobile.user.settings.notifications.email.fifteenMinutes": "A cada 15 minutos",
   "mobile.video_playback.failed_description": "Ocorreu um erro ao tentar reproduzir o video.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Se a conta existir, um email de redefinição de senha será enviado para:",
   "password_send.reset": "Redefinir minha senha",
   "permalink.error.access": "O permalink pertence a uma mensagem deletada ou a um canal o qual você não tem acesso.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " e ",
   "post_body.check_for_out_of_channel_mentions.link.private": "adicionar a este canal privado",
   "post_body.check_for_out_of_channel_mentions.link.public": "adicionar ao canal",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Terão acesso a todo o histórico de mensagens.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "foram mencionados mas eles não estão no canal. Você gostaria de ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "foi mencionado mas não está no canal. Você gostaria de ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Comentou a mensagem de {name}: ",
   "post_body.deleted": "(mensagem deletada)",
   "post_info.auto_responder": "RESPOSTA AUTOMÁTICA",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Desconectado",
   "status_dropdown.set_online": "Conectado",
   "status_dropdown.set_ooo": "Fora do Escritório",
-  "suggestion.mention.all": "ATENÇÃO: Todos no canal serão mencionados.",
+  "suggestion.mention.all": "Notifica todos no canal",
   "suggestion.mention.channel": "Notifica todos no canal",
   "suggestion.mention.channels": "Meus Canais",
-  "suggestion.mention.here": "Notifica todos os conectados ao canal",
+  "suggestion.mention.here": "Notifica todos no canal",
   "suggestion.mention.members": "Membros do Canal",
   "suggestion.mention.morechannels": "Outros Canais",
   "suggestion.mention.nonmembers": "Não no Canal",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Eu Concordo",
   "terms_of_service.api_error": "Não é possível concluir o pedido. Se esse problema persistir, entre em contato com o Administrador do Sistema.",
   "user.settings.display.clockDisplay": "Exibição do Relógio",
+  "user.settings.display.custom_theme": "Tema Personalizado",
   "user.settings.display.militaryClock": "Relógio de 24 horas (exemplo: 16:00)",
   "user.settings.display.normalClock": "Relógio de 12 horas (exemplo: 4:00 PM)",
   "user.settings.display.preferTime": "Selecione como você prefere que a hora seja mostrada.",
diff --git a/assets/base/i18n/ro.json b/assets/base/i18n/ro.json
index 4c2d58597..8e804b868 100644
--- a/assets/base/i18n/ro.json
+++ b/assets/base/i18n/ro.json
@@ -44,20 +44,20 @@
   "combined_system_message.added_to_team.one_you": "Ai fost ** adăugat la echipa ** de {actor}.",
   "combined_system_message.added_to_team.two": "{firstUser} și {secondUser} ** au adăugat echipei ** de către {actor}.",
   "combined_system_message.joined_channel.many_expanded": "{users} și {lastUser} ** s-au alăturat canalului **.",
-  "combined_system_message.joined_channel.one": "{firstUser} ** sa alăturat canalului **.",
-  "combined_system_message.joined_channel.one_you": "**s-au alăturat canalului**.",
+  "combined_system_message.joined_channel.one": "{firstUser} **s-a alăturat canalului**.",
+  "combined_system_message.joined_channel.one_you": "Tu **te-ai alăturat canalului**.",
   "combined_system_message.joined_channel.two": "{firstUser} și {secondUser} ** s-au alăturat canalului **.",
   "combined_system_message.joined_team.many_expanded": "{users} și {lastUser} **s-au alăturat echipei**.",
   "combined_system_message.joined_team.one": "{firstUser} **sa alăturat echipei**.",
-  "combined_system_message.joined_team.one_you": "**sa alăturat echipei**.",
+  "combined_system_message.joined_team.one_you": "Tu **te-ai alăturat echipei**.",
   "combined_system_message.joined_team.two": "{firstUser} și {secondUser} **s-au alăturat echipei**.",
   "combined_system_message.left_channel.many_expanded": "{users} și {lastUser} ** au părăsit canalul **.",
   "combined_system_message.left_channel.one": "{firstUser} ** a părăsit canalul **.",
-  "combined_system_message.left_channel.one_you": "**a părăsit canalul**.",
+  "combined_system_message.left_channel.one_you": "Tu **ai părăsit canalul**.",
   "combined_system_message.left_channel.two": "{firstUser} și {secondUser} ** au părăsit canalul **.",
   "combined_system_message.left_team.many_expanded": "{users} și {lastUser} ** au părăsit echipa **.",
   "combined_system_message.left_team.one": "{firstUser} ** a părăsit echipa **.",
-  "combined_system_message.left_team.one_you": "**a părăsit echipa**.",
+  "combined_system_message.left_team.one_you": "Tu **ai părăsit echipa**.",
   "combined_system_message.left_team.two": "{firstUser} și {secondUser} ** au părăsit echipa **.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} și {lastUser} au fost ** eliminate din canal **.",
   "combined_system_message.removed_from_channel.one": "{firstUser} a fost ** eliminat din canal **.",
@@ -70,8 +70,8 @@
   "combined_system_message.you": "Tu",
   "create_comment.addComment": "Adauga un comentariu...",
   "create_post.deactivated": "Vizualizați un canal arhivat cu un utilizator dezactivat.",
-  "create_post.write": "Write to {channelDisplayName}",
-  "edit_post.editPost": "Editați postarea ...",
+  "create_post.write": "Scrieți pe {channelDisplayName}",
+  "edit_post.editPost": "Editați postarea...",
   "edit_post.save": "Salvați",
   "error.team_not_found.title": "Echipa nu a fost găsită",
   "file_attachment.download": "Descarca",
@@ -80,11 +80,10 @@
   "integrations.add": "Adaugă",
   "intro_messages.anyMember": " Orice membru poate să se alăture și să citească în acest canal.",
   "intro_messages.beginning": "Începutul {name}",
-  "intro_messages.channel": "canal",
-  "intro_messages.creator": "Acesta este începutul {name} {type}, creat de {creator} la {date}.",
-  "intro_messages.group": "canal privat",
+  "intro_messages.creator": "Acesta este începutul canalului {name}, creat de {creator} pe {date}.",
+  "intro_messages.creatorPrivate": "Acesta este începutul canalului privat {name}, creat de {creator} pe {date}.",
   "intro_messages.group_message": "Acesta este începutul istoricului mesajelor dvs. de grup cu acești coechipieri. Mesajele și fișierele partajate aici nu sunt afișate persoanelor din afara acestei zone.",
-  "intro_messages.noCreator": "Acesta este începutul {name} {type}, creat la {date}.",
+  "intro_messages.noCreator": "Acesta este începutul canalului {name}, creat pe {date}.",
   "intro_messages.onlyInvited": " Numai membrii invitați pot vedea acest canal privat.",
   "last_users_message.added_to_channel.type": "au fost **adăugați la canalul** de {actor}.",
   "last_users_message.added_to_team.type": "au fost **adăugați echipei** de {actor}.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Echipe",
   "mobile.edit_channel": "Salvați",
   "mobile.edit_post.title": "Editare mesaj",
+  "mobile.edit_profile.remove_profile_photo": "Eliminați fotografia",
   "mobile.emoji_picker.activity": "ACTIVITATE",
   "mobile.emoji_picker.custom": "Personalizat",
   "mobile.emoji_picker.flags": "Semnalizari",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Adauga video",
   "mobile.file_upload.library": "Biblioteca foto",
   "mobile.file_upload.max_warning": "Încărcările sunt limitate la maxim 5 fișiere.",
+  "mobile.file_upload.unsupportedMimeType": "Numai fișierele din următorul tip MIME pot fi încărcate:\n{mimeTypes}",
   "mobile.file_upload.video": "Biblioteca video",
   "mobile.flagged_posts.empty_description": "Steagurile reprezintă o modalitate de a marca mesajele de urmat. Steagurile dvs. sunt personale și nu pot fi văzute de alți utilizatori.",
   "mobile.flagged_posts.empty_title": "Nu sunt postări semnate",
@@ -262,10 +263,10 @@
   "mobile.intro_messages.DM": "Acesta este începutul istoricului mesajului dvs. direct cu {teammate}. Mesajele directe și fișierele partajate aici nu sunt afișate persoanelor din afara acestei zone.",
   "mobile.ios.photos_permission_denied_description": "Pentru a salva imagini și videoclipuri în bibliotecă, modificați setările de permisiune.",
   "mobile.join_channel.error": "Nu am putut să ne alăturăm canalului {displayName}. Verificați conexiunea dvs. și încercați din nou.",
-  "mobile.loading_channels": "Se încarcă canalele ...",
-  "mobile.loading_members": "Încărcarea membrilor ...",
+  "mobile.loading_channels": "Se încarcă canalele...",
+  "mobile.loading_members": "Încărcarea membrilor...",
   "mobile.loading_options": "Încărcare Opțiuni...",
-  "mobile.loading_posts": "Se încarcă mesajele ...",
+  "mobile.loading_posts": "Se încarcă mesajele...",
   "mobile.login_options.choose_title": "Alegeți metoda dvs. de conectare",
   "mobile.long_post_title": "{channelName} - Postați",
   "mobile.managed.blocked_by": "Blocat de {vendor}",
@@ -297,7 +298,7 @@
   "mobile.notification_settings_mobile.no_sound": "Nici unul",
   "mobile.notification_settings_mobile.push_activity": "TRIMITE NOTIFICARI",
   "mobile.notification_settings_mobile.push_activity_android": "Trimiteți notificări",
-  "mobile.notification_settings_mobile.push_status": "NOTIFICĂRI PRIN TRIGGER PUSH WHEN",
+  "mobile.notification_settings_mobile.push_status": "NOTIFICĂRI PRIN TRIGGER PUSH CĂND",
   "mobile.notification_settings_mobile.push_status_android": "Declanșați notificările push atunci când",
   "mobile.notification_settings_mobile.sound": "Sunet",
   "mobile.notification_settings_mobile.sounds_title": "Alerta de notificare",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Copiază textul",
   "mobile.post_info.flag": "Steag",
   "mobile.post_info.pin": "Conectați la Canal",
+  "mobile.post_info.reply": "Răspuns",
   "mobile.post_info.unflag": "Anulați semnalarea",
   "mobile.post_info.unpin": "Eliberați-vă din canal",
   "mobile.post_pre_header.flagged": "Marcat",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Imposibil de trimis mesajul",
   "mobile.post.retry": "Actualizeaza",
   "mobile.posts_view.moreMsg": "Mai multe mesaje noi de mai sus",
+  "mobile.privacy_link": "Politica de confidentialitate",
+  "mobile.reaction_header.all_emojis": "Toate",
   "mobile.recent_mentions.empty_description": "Mesajele care conțin numele dvs. de utilizator și alte cuvinte care declanșează mențiunile vor apărea aici.",
   "mobile.recent_mentions.empty_title": "Nu există mențiuni recente",
   "mobile.rename_channel.display_name_maxLength": "Numele canalului trebuie să fie mai mic de {maxLength, number} characters",
@@ -368,17 +372,18 @@
   "mobile.reply_post.failed": "Mesajul nu a putut fi trimis.",
   "mobile.request.invalid_response": "A primit răspuns rău de la server.",
   "mobile.reset_status.alert_cancel": "Anulare",
-  "mobile.reset_status.alert_ok": "OK",
+  "mobile.reset_status.alert_ok": "Bun",
   "mobile.reset_status.title_ooo": "Dezactivați \"Afară din birou\"?",
   "mobile.retry_message": "Mesajele refăcute au eșuat. Trageți în sus pentru a încerca din nou.",
   "mobile.routes.channel_members.action": "Eliminați membrii",
   "mobile.routes.channel_members.action_message": "Trebuie să selectați cel puțin un membru pentru a fi eliminat din canal.",
   "mobile.routes.channel_members.action_message_confirm": "Sigur doriți să eliminați membrii selectați din canal?",
-  "mobile.routes.channelInfo": "Info",
+  "mobile.routes.channelInfo": "Informații",
   "mobile.routes.channelInfo.createdBy": "Creat de {creator} pe ",
   "mobile.routes.channelInfo.delete_channel": "Arhiva canalului",
   "mobile.routes.channelInfo.favorite": "Favorit",
-  "mobile.routes.code": "Limbaj-{language}",
+  "mobile.routes.channelInfo.groupManaged": "Membrii sunt gestionați de grupuri legate",
+  "mobile.routes.code": "{language} Cod",
   "mobile.routes.code.noLanguage": "Cod",
   "mobile.routes.edit_profile": "Editati Profil",
   "mobile.routes.login": "Conectare",
@@ -410,7 +415,7 @@
   "mobile.server_upgrade.button": "OK",
   "mobile.server_upgrade.description": "\nEste necesară o actualizare a serverului pentru a utiliza aplicația Mattermost. Contactați administratorul de sistem pentru detalii.\n",
   "mobile.server_upgrade.title": "Este necesară actualizarea serverului",
-  "mobile.server_url.invalid_format": "Adresa URL trebuie să înceapă cu http: // sau https: //",
+  "mobile.server_url.invalid_format": "Adresa URL trebuie să înceapă cu http:// sau https://",
   "mobile.session_expired": "Sesiune expirată: vă rugăm să vă autentificați pentru a continua să primiți notificări.",
   "mobile.set_status.away": "Plecat",
   "mobile.set_status.dnd": "Nu deranjaţi",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Setați automat",
   "mobile.timezone_settings.manual": "Schimbați fusul orar",
   "mobile.timezone_settings.select": "Selectați Fusul orar",
+  "mobile.tos_link": "Termenii serviciului",
   "mobile.user_list.deactivated": "Dezactivat",
   "mobile.user.settings.notifications.email.fifteenMinutes": "La fiecare 15 minute",
   "mobile.video_playback.failed_description": "A apărut o eroare în timp ce încercați să redați videoclipul.\n",
@@ -447,8 +453,8 @@
   "modal.manual_status.auto_responder.message_online": "Doriți să vă schimbați statusul la \"Online\" și să dezactivați răspunsurile automate?",
   "more_channels.noMore": "Nu mai există canale care să se alăture",
   "more_channels.title": "Mai multe canale",
-  "msg_typing.areTyping": "{users} și {last} introduc ...",
-  "msg_typing.isTyping": "{user} introduce textul ...",
+  "msg_typing.areTyping": "{users} și {last} scriu...",
+  "msg_typing.isTyping": "{user} scrie...",
   "navbar_dropdown.logout": "Deconectare",
   "navbar.leave": "Părăsiți canalul",
   "password_form.title": "Resetare parolă",
@@ -458,18 +464,19 @@
   "password_send.link": "Dacă contul există, un e-mail de resetare a parolei va fi trimis la:",
   "password_send.reset": "Resetează-mi parola",
   "permalink.error.access": "Permalink aparține unui mesaj șters sau unui canal la care nu aveți acces.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "nu au fost notificați de această mențiune deoarece nu se află în canal. Ele nu pot fi adăugate la canal deoarece nu fac parte din grupurile conectate. Pentru a le adăuga la acest canal, acestea trebuie adăugate la grupurile conectate.",
   "post_body.check_for_out_of_channel_mentions.link.and": " şi ",
   "post_body.check_for_out_of_channel_mentions.link.private": "adăugați-le la acest canal privat",
   "post_body.check_for_out_of_channel_mentions.link.public": "adăugați-le pe canal",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Ei vor avea acces la toate istoricul mesajelor.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "au fost menționate, dar nu sunt în canal. Aţi dori să ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "a fost menționat, dar nu este în canal. Aţi dori să ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "nu au fost notificați de această mențiune deoarece nu se află în canal. Ați dori să ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "nu au fost notificați de această mențiune deoarece nu se află în canal. Ați dori să ",
   "post_body.commentedOn": "A comentat mesajul {name}: ",
   "post_body.deleted": "(mesaj sters)",
   "post_info.auto_responder": "RASPUNS AUTOMAT",
   "post_info.bot": "BOT",
   "post_info.del": "Șterge",
-  "post_info.edit": "Editeaza",
+  "post_info.edit": "Editează",
   "post_info.message.show_less": "Afișați mai puține",
   "post_info.message.show_more": "Detalii",
   "post_info.system": "Sistem",
@@ -498,13 +505,13 @@
   "status_dropdown.set_offline": "Deconectat",
   "status_dropdown.set_online": "Conectat",
   "status_dropdown.set_ooo": "In afara serviciului",
-  "suggestion.mention.all": "ATENȚIE: Acest lucru menționează pe toți în canal",
-  "suggestion.mention.channel": "Notifică pe toată lumea din canal",
+  "suggestion.mention.all": "Notifică pe toată lumea din acest canal",
+  "suggestion.mention.channel": "Notifică pe toată lumea din acest canal",
   "suggestion.mention.channels": "Canalele mele",
-  "suggestion.mention.here": "Notifică pe toată lumea din canal și on-line",
+  "suggestion.mention.here": "Notifică pe toți cei de pe acest canal online",
   "suggestion.mention.members": "Am putut sa ma membrii canalului",
   "suggestion.mention.morechannels": "Alte canale",
-  "suggestion.mention.nonmembers": "~[canal]",
+  "suggestion.mention.nonmembers": "Nu este în canal",
   "suggestion.mention.special": "MENȚIUNI SPECIALE",
   "suggestion.search.direct": "Mesaje Directe",
   "suggestion.search.private": "Canale private",
@@ -512,10 +519,11 @@
   "terms_of_service.agreeButton": "Sunt De Acord",
   "terms_of_service.api_error": "Imposibil de completat cererea. Dacă această problemă persistă, contactați administratorul de sistem.",
   "user.settings.display.clockDisplay": "Afișajul ceasului",
+  "user.settings.display.custom_theme": "Teme Personalizate",
   "user.settings.display.militaryClock": "Ceas 24 de ore (exemplu: 16:00)",
   "user.settings.display.normalClock": "Ceas de 12 ore (exemplu: 4:00 PM)",
   "user.settings.display.preferTime": "Selectați modul în care preferați timpul afișat.",
-  "user.settings.general.email": "Email",
+  "user.settings.general.email": "E-mail",
   "user.settings.general.emailCantUpdate": "Emailul trebuie actualizat folosind un client web sau o aplicație desktop.",
   "user.settings.general.emailGitlabCantUpdate": "Conectarea are loc prin GitLab. E-mailul nu poate fi actualizat. Adresa de e-mail utilizată pentru notificări este {email}.",
   "user.settings.general.emailGoogleCantUpdate": "Conectarea are loc prin Google. E-mailul nu poate fi actualizat. Adresa de e-mail utilizată pentru notificări este {email}.",
diff --git a/assets/base/i18n/ru.json b/assets/base/i18n/ru.json
index c7d4173bb..06d73b526 100644
--- a/assets/base/i18n/ru.json
+++ b/assets/base/i18n/ru.json
@@ -80,9 +80,8 @@
   "integrations.add": "Добавить",
   "intro_messages.anyMember": " Любой участник может зайти и читать этот канал.",
   "intro_messages.beginning": "Начало {name}",
-  "intro_messages.channel": "канал",
   "intro_messages.creator": "{name} - {type}, созданный {creator} {date}",
-  "intro_messages.group": "приватный канал",
+  "intro_messages.creatorPrivate": "{name} - {type}, созданный {creator} {date}",
   "intro_messages.group_message": "Начало истории групповых сообщений с участниками. Размещённые здесь сообщения и файлы не видны за пределами этой области.",
   "intro_messages.noCreator": "{name} - {type}, созданный {date}",
   "intro_messages.onlyInvited": " Только приглашенные пользователи могут видеть этот приватный канал.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Команды",
   "mobile.edit_channel": "Сохранить",
   "mobile.edit_post.title": "Редактирование сообщения",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "АКТИВНОСТЬ",
   "mobile.emoji_picker.custom": "ПОЛЬЗОВАТЕЛЬСКИЕ",
   "mobile.emoji_picker.flags": "ФЛАГИ",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Снять видео",
   "mobile.file_upload.library": "Библиотека изображений",
   "mobile.file_upload.max_warning": "Вы можете загрузить не более 5 файлов за раз.",
+  "mobile.file_upload.unsupportedMimeType": "Only files of the following MIME type can be uploaded:\n{mimeTypes}",
   "mobile.file_upload.video": "Библиотека видео",
   "mobile.flagged_posts.empty_description": "Флаги - один из способов, пометки сообщений для последующей деятельности. Ваши флаги не могут быть просмотрены другими пользователями.",
   "mobile.flagged_posts.empty_title": "Отмеченные сообщения",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Копировать текст",
   "mobile.post_info.flag": "Отметить",
   "mobile.post_info.pin": "Прикрепить сообщение",
+  "mobile.post_info.reply": "Ответить",
   "mobile.post_info.unflag": "Снять отметку",
   "mobile.post_info.unpin": "Открепить сообщение",
   "mobile.post_pre_header.flagged": "Отмеченные",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Не удалось отправить сообщение",
   "mobile.post.retry": "Обновить",
   "mobile.posts_view.moreMsg": "Загрузить еще сообщения",
+  "mobile.privacy_link": "Политика Конфиденциальности",
+  "mobile.reaction_header.all_emojis": "All",
   "mobile.recent_mentions.empty_description": "Здесь будут сообщения, которые содержат ваше имя или другие слова, отмеченные для уведомлений.",
   "mobile.recent_mentions.empty_title": "Недавние упоминания",
   "mobile.rename_channel.display_name_maxLength": "Название канала не должно превышать {maxLength, number} символов",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Создан {creator} в ",
   "mobile.routes.channelInfo.delete_channel": "Архивировать канал",
   "mobile.routes.channelInfo.favorite": "Избранные",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} код",
   "mobile.routes.code.noLanguage": "Код",
   "mobile.routes.edit_profile": "Изменить профиль",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Выбрать автоматически",
   "mobile.timezone_settings.manual": "Сменить часовой пояс",
   "mobile.timezone_settings.select": "Выберите часовой пояс",
+  "mobile.tos_link": "Условия использования",
   "mobile.user_list.deactivated": "Отключены",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Каждые 15 минут",
   "mobile.video_playback.failed_description": "Возникла ошибка проигрывания видео.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Если акаунт с таким email существует, ты вы получите письмо со ссылкой для сброса пароля на:",
   "password_send.reset": "Сбросить пароль",
   "permalink.error.access": "Постоянная ссылка принадлежит к удалённому сообщению или каналу, к которому у вас нет доступа.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " и ",
   "post_body.check_for_out_of_channel_mentions.link.private": "добавить пользователей в приватный канал",
   "post_body.check_for_out_of_channel_mentions.link.public": "добавить на канал",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Они увидят всю предыдущую историю сообщений.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "были упомянуты, но они не на канале. Не хотите ли вы ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "упомянули, но пользователь не на канале. Не хотите ли вы ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Commented on {name}'s message: ",
   "post_body.deleted": "(сообщение удалено)",
   "post_info.auto_responder": "Автоматический Ответ",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Не в сети",
   "status_dropdown.set_online": "В сети",
   "status_dropdown.set_ooo": "Не на работе",
-  "suggestion.mention.all": "ВНИМАНИЕ: это приведёт к уведомлению всех в этом канале",
+  "suggestion.mention.all": "Уведомляет всех на канале",
   "suggestion.mention.channel": "Уведомляет всех на канале",
   "suggestion.mention.channels": "Мои каналы",
-  "suggestion.mention.here": "Уведомлять всех в канале и на сайте",
+  "suggestion.mention.here": "Уведомляет всех на канале",
   "suggestion.mention.members": "Участники канала",
   "suggestion.mention.morechannels": "Другие каналы",
   "suggestion.mention.nonmembers": "Не в канале",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Я согласен",
   "terms_of_service.api_error": "Не могу выполнить запрос. Если ошибка не исчезнет, обратитесь к своему системному администратору.",
   "user.settings.display.clockDisplay": "Отображение времени",
+  "user.settings.display.custom_theme": "Пользовательская тема",
   "user.settings.display.militaryClock": "24-часовой формат (пример: 16:00)",
   "user.settings.display.normalClock": "12-часовой формат (пример: 4:00 PM)",
   "user.settings.display.preferTime": "Выберите предпочитаемый формат времени.",
diff --git a/assets/base/i18n/tr.json b/assets/base/i18n/tr.json
index f195539a1..ca4395331 100644
--- a/assets/base/i18n/tr.json
+++ b/assets/base/i18n/tr.json
@@ -1,14 +1,14 @@
 {
   "about.date": "Yapım Tarihi:",
   "about.enterpriseEditione1": "Kurumsal Sürüm",
-  "about.enterpriseEditionLearn": "Enterprise Sürüm hakkında şuradan ayrıntılı bilgi alabilirsiniz:",
+  "about.enterpriseEditionLearn": "Enterprise Sürümü hakkında ayrıntılı bilgiyi şuradan alabilirsiniz:",
   "about.enterpriseEditionSt": "Güvenlik duvarının arkasından modern iletişim.",
   "about.hash": "Yapım Karması:",
   "about.hashee": "Kurumsal Yapım Karması:",
   "about.teamEditionLearn": "Mattermost topluluğuna katılın: ",
   "about.teamEditionSt": "Tüm takım iletişimi tek bir yerde, anında aranabilir ve her yerden erişilebilir.",
   "about.teamEditiont0": "Team Sürümü",
-  "about.teamEditiont1": "Enterprise Sürüm",
+  "about.teamEditiont1": "Enterprise Sürümü",
   "about.title": "Mattermost Hakkında",
   "announcment_banner.dont_show_again": "Yeniden görüntülenmesin",
   "api.channel.add_member.added": "{addedUsername} kullanıcısı {username} tarafından kanala eklendi.",
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser} ve {secondUser} {actor} tarafından **takıma eklendi**.",
   "combined_system_message.joined_channel.many_expanded": "{users} ve {lastUser} **kanala katıldı**.",
   "combined_system_message.joined_channel.one": "{firstUser} **kanala katıldı**.",
-  "combined_system_message.joined_channel.one_you": "**kanala katıldı**.",
+  "combined_system_message.joined_channel.one_you": "**Kanala katıldınız**.",
   "combined_system_message.joined_channel.two": "{firstUser} ve {secondUser} **kanala katıldı**.",
   "combined_system_message.joined_team.many_expanded": "{users} ve {lastUser} **takıma katıldı**.",
   "combined_system_message.joined_team.one": "{firstUser} **takıma katıldı**.",
-  "combined_system_message.joined_team.one_you": "**takıma katıldı**.",
+  "combined_system_message.joined_team.one_you": "**Takıma katıldınız**.",
   "combined_system_message.joined_team.two": "{firstUser} ve {secondUser} **takıma katıldı**.",
   "combined_system_message.left_channel.many_expanded": "{users} ve {lastUser} **kanaldan ayrıldı**.",
   "combined_system_message.left_channel.one": "{firstUser} **kanaldan ayrıldı**.",
-  "combined_system_message.left_channel.one_you": "**kanaldan ayrıldı**.",
+  "combined_system_message.left_channel.one_you": "**Kanaldan ayrıldınız**.",
   "combined_system_message.left_channel.two": "{firstUser} ve {secondUser} **kanaldan ayrıldı**.",
   "combined_system_message.left_team.many_expanded": "{users} ve {lastUser} **takımdan ayrıldı**.",
   "combined_system_message.left_team.one": "{firstUser} **takımdan ayrıldı**.",
-  "combined_system_message.left_team.one_you": "**takımdan ayrıldı**.",
+  "combined_system_message.left_team.one_you": "**Takımdan ayrıldınız**.",
   "combined_system_message.left_team.two": "{firstUser} ve {secondUser} **takımdan ayrıldı**.",
   "combined_system_message.removed_from_channel.many_expanded": "{users} ve {lastUser} **kanaldan çıkarıldı**.",
   "combined_system_message.removed_from_channel.one": "{firstUser} **kanaldan çıkarıldı**.",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "Siz",
   "create_comment.addComment": "Yorum yazın...",
   "create_post.deactivated": "Devre dışı bırakılmış bir kullanıcı ile arşivlenmiş bir kanala bakıyorsunuz.",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "{channelDisplayName} kanalına yazın",
   "edit_post.editPost": "İletiyi düzenle...",
   "edit_post.save": "Kaydet",
   "error.team_not_found.title": "Takım Bulunamadı",
@@ -80,11 +80,10 @@
   "integrations.add": "Ekle",
   "intro_messages.anyMember": " Tüm üyeler bu kanala üye olup iletileri okuyabilir.",
   "intro_messages.beginning": "{name} başlangıcı",
-  "intro_messages.channel": "kanal",
-  "intro_messages.creator": "{name} {type} başlangıcı, oluşturan: {creator} tarih: {date}.",
-  "intro_messages.group": "özel kanal",
+  "intro_messages.creator": "{name} kanalı, {creator} tarafından {date} tarihinde başlatılmış.",
+  "intro_messages.creatorPrivate": "{name} özel kanalı, {creator} tarafından {date} tarihinde başlatılmış.",
   "intro_messages.group_message": "Bu takım arkadaşlarınız ile doğrudan ileti geçmişinizin başlangıcı. Bu bölüm dışındaki kişiler burada paylaşılan doğrudan ileti ve dosyaları göremez.",
-  "intro_messages.noCreator": "{name} {type} başlangıcı, oluşturulma tarihi: {date}.",
+  "intro_messages.noCreator": "{name} kanalı, {date} tarihinde başlatılmış.",
   "intro_messages.onlyInvited": " Bu özel kanalı yalnız çağrılmış üyeler görüntüleyebilir.",
   "last_users_message.added_to_channel.type": "{actor} tarafından **kanala eklendiniz**.",
   "last_users_message.added_to_team.type": "{actor} tarafından **takıma eklendiniz**.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Takımlar",
   "mobile.edit_channel": "Kaydet",
   "mobile.edit_post.title": "İleti Düzenleniyor",
+  "mobile.edit_profile.remove_profile_photo": "Fotoğrafı Kaldır",
   "mobile.emoji_picker.activity": "ETKİNLİK",
   "mobile.emoji_picker.custom": "ÖZEL",
   "mobile.emoji_picker.flags": "İŞARETLER",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Görüntü Kaydet",
   "mobile.file_upload.library": "Fotoğraf Kitaplığı",
   "mobile.file_upload.max_warning": "En fazla 5 dosya yüklenebilir.",
+  "mobile.file_upload.unsupportedMimeType": "Yalnız belirtilen MIME türündeki dosyalar yüklenebilir:\n{mimeTypes}",
   "mobile.file_upload.video": "Görüntü Kitaplığı",
   "mobile.flagged_posts.empty_description": "İşaretler iletileri izlemek için kullanılır. İşaretleriniz kişiseldir ve diğer kullanıcılar tarafından görülemez.",
   "mobile.flagged_posts.empty_title": "Henüz İşaretlenmiş Bir İleti Yok",
@@ -315,7 +316,7 @@
   "mobile.notification_settings.email.send": "E-POSTA BİLDİRİMLERİNİ GÖNDER",
   "mobile.notification_settings.mentions_replies": "Anmalar ve Yanıtlar",
   "mobile.notification_settings.mentions.channelWide": "Tüm kanal anmaları",
-  "mobile.notification_settings.mentions.reply_title": "Şunun için yanıt bildirimleri gönderilsin",
+  "mobile.notification_settings.mentions.reply_title": "Şunlar için yanıt bildirimleri gönderilsin",
   "mobile.notification_settings.mentions.sensitiveName": "Büyük küçük harfe duyarlı olan adınız",
   "mobile.notification_settings.mentions.sensitiveUsername": "Büyük küçük harfe duyarlı olmayan kullanıcı adınız",
   "mobile.notification_settings.mobile": "Cep Telefonu",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Metni Kopyala",
   "mobile.post_info.flag": "İşaretle",
   "mobile.post_info.pin": "Kanala Sabitle",
+  "mobile.post_info.reply": "Yanıtla",
   "mobile.post_info.unflag": "İşareti Kaldır",
   "mobile.post_info.unpin": "Kanal Sabitlemesini Kaldır",
   "mobile.post_pre_header.flagged": "İşaretlenmiş",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "İletinizi gönderilemedi",
   "mobile.post.retry": "Yenile",
   "mobile.posts_view.moreMsg": "Yukarıdaki Diğer Yeni İletiler",
+  "mobile.privacy_link": "Kişisel Verilerin Gizliliği İlkesi",
+  "mobile.reaction_header.all_emojis": "Tümü",
   "mobile.recent_mentions.empty_description": "Kullanıcı adınızı ve diğer sözcükleri içeren iletilerin tetiklediği anmalar burada görüntülenir.",
   "mobile.recent_mentions.empty_title": "Yakınlarda Bir Anılma Yok",
   "mobile.rename_channel.display_name_maxLength": "Kanal adı en fazla {maxLength, number} karakter uzunluğunda olmalıdır",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "{creator} tarafından şu zamanda oluşturuldu ",
   "mobile.routes.channelInfo.delete_channel": "Kanalı Arşivle",
   "mobile.routes.channelInfo.favorite": "Beğendiklerime Ekle",
+  "mobile.routes.channelInfo.groupManaged": "Üyeler bağlantılı gruplar tarafından yönetilir",
   "mobile.routes.code": "{language} Kodu",
   "mobile.routes.code.noLanguage": "Kod",
   "mobile.routes.edit_profile": "Profili Düzenle",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Otomatik olarak ayarlansın",
   "mobile.timezone_settings.manual": "Saat dilimini değiştir",
   "mobile.timezone_settings.select": "Saat Dilimini Seçin",
+  "mobile.tos_link": "Hizmet Koşulları",
   "mobile.user_list.deactivated": "Devre Dışı",
   "mobile.user.settings.notifications.email.fifteenMinutes": "15 dakikada bir",
   "mobile.video_playback.failed_description": "Görüntü oynatılmaya çalışılırken bir sorun çıktı.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Hesap varsa şuraya bir parola sıfırlama e-postası gönderilecek:",
   "password_send.reset": "Parolamı sıfırla",
   "permalink.error.access": "Kalıcı bağlantı silinmiş ya da erişiminiz olmayan bir kanaldaki bir iletiye ait.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "kanalda bulunmadıkları için bu anma nedeniyle bildirim gönderilmeyecek. Bağlantılı grupların üyesi olmadıklarından bu kanala eklenemezler. Onları bu kanala eklemek için ilgili gruplara eklenmeleri gerekir.",
   "post_body.check_for_out_of_channel_mentions.link.and": " ve ",
   "post_body.check_for_out_of_channel_mentions.link.private": "bu özel kanala eklemek ister misiniz",
   "post_body.check_for_out_of_channel_mentions.link.public": "kanala eklemek ister misiniz",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Tüm ileti geçmişini görebilirler.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "anılmış ancak kanalda değiller. Onları ",
-  "post_body.check_for_out_of_channel_mentions.message.one": "anılmış ancak kanalda değil. Onu ",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "kanalda bulunmadıkları için bu anma nedeniyle bildirim gönderilmeyecek. Şunu yapmak ister misiniz ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "kanalda bulunmadıkları için bu anma nedeniyle bildirim gönderilmeyecek. Şunu yapmak ister misiniz ",
   "post_body.commentedOn": "{name} iletisine yorum yapıldı: ",
   "post_body.deleted": "(ileti silindi)",
   "post_info.auto_responder": "OTOMATİK YANIT",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Çevrimdışı",
   "status_dropdown.set_online": "Çevrimiçi",
   "status_dropdown.set_ooo": "Ofis Dışında",
-  "suggestion.mention.all": "DİKKAT: Bu işlem kanaldaki herkesi anacak",
-  "suggestion.mention.channel": "Kanaldaki herkese bildirilir",
+  "suggestion.mention.all": "Bu kanaldaki herkese bildirilir",
+  "suggestion.mention.channel": "Bu kanaldaki herkese bildirilir",
   "suggestion.mention.channels": "Kanallarım",
-  "suggestion.mention.here": "Kanalda ve çevrimiçi olan herkese bildirilir",
+  "suggestion.mention.here": "Bu kanalda çevrimiçi olan herkese bildirilir",
   "suggestion.mention.members": "Kanal Üyeleri",
   "suggestion.mention.morechannels": "Diğer Kanallar",
   "suggestion.mention.nonmembers": "Kanalda Değil",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Onaylıyorum",
   "terms_of_service.api_error": "İstek yerine getirilemedi. Sorun sürerse Sistem Yöneticiniz ile görüşün.",
   "user.settings.display.clockDisplay": "Saat Görünümü",
+  "user.settings.display.custom_theme": "Özel Tema",
   "user.settings.display.militaryClock": "24 saat (16:00 gibi)",
   "user.settings.display.normalClock": "12 saat (4:00 PM gibi)",
   "user.settings.display.preferTime": "Saatin nasıl görüntüleneceğini ayarlayın.",
@@ -536,11 +544,11 @@
   "user.settings.notifications.email.disabled": "E-posta bildirimleri devre dışı bırakılmış",
   "user.settings.notifications.email.everyHour": "Saat başı",
   "user.settings.notifications.email.immediately": "Hemen",
-  "user.settings.notifications.email.never": "Asla",
+  "user.settings.notifications.email.never": "Gönderilmesin",
   "user.settings.notifications.email.send": "E-posta bildirimleri gönderilsin",
   "user.settings.notifications.emailInfo": "{siteName} sitesinde 5 dakikadan uzun süre uzak ya da çevrimdışı olduğunuzda anma ve doğrudan iletiler için e-posta bildirimi gönderilir.",
-  "user.settings.notifications.never": "Asla",
-  "user.settings.notifications.onlyMentions": "Yalnız anma ve doğrudan iletiler",
+  "user.settings.notifications.never": "Gönderilmesin",
+  "user.settings.notifications.onlyMentions": "Yalnız anmalar ve doğrudan iletiler için",
   "user.settings.push_notification.away": "Uzakta ya da çevrimdışı",
   "user.settings.push_notification.disabled": "Anında bildirimler devre dışı bırakılmış",
   "user.settings.push_notification.disabled_long": "Anında bildirimler Sistem Yöneticiniz tarafından devre dışı bırakılmış.",
diff --git a/assets/base/i18n/uk.json b/assets/base/i18n/uk.json
index 40cca1b2b..0a9bf43bd 100644
--- a/assets/base/i18n/uk.json
+++ b/assets/base/i18n/uk.json
@@ -80,9 +80,8 @@
   "integrations.add": "Додати",
   "intro_messages.anyMember": "Будь-який учасник може зайти і читати цей канал.",
   "intro_messages.beginning": "Початок {name}",
-  "intro_messages.channel": "Канал",
   "intro_messages.creator": "{name} {type}, створений {creator} {date}.",
-  "intro_messages.group": "Приватний канал ",
+  "intro_messages.creatorPrivate": "{name} {type}, створений {creator} {date}.",
   "intro_messages.group_message": "Початок історії групових повідомлень з учасниками. Розміщені тут повідомлення і файли не видно за межами цієї області.",
   "intro_messages.noCreator": "{name} - {type}, створене {date}",
   "intro_messages.onlyInvited": "Тільки запрошені користувачі можуть бачити цей приватний канал.",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "Команди ",
   "mobile.edit_channel": "Зберегти ",
   "mobile.edit_post.title": "Редагування повідомлення",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "АКТИВНІСТЬ ",
   "mobile.emoji_picker.custom": "ПОСЛУГИ",
   "mobile.emoji_picker.flags": "ФЛАГИ",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "Візьміть відео",
   "mobile.file_upload.library": "Бібліотека фотозображень ",
   "mobile.file_upload.max_warning": "Максимальна кількість завантажень - до 5 файлів.",
+  "mobile.file_upload.unsupportedMimeType": "Only files of the following MIME type can be uploaded:\n{mimeTypes}",
   "mobile.file_upload.video": "Відео бібліотека",
   "mobile.flagged_posts.empty_description": "Прапори - це спосіб позначення повідомлень для подальшого спостереження. Ваші прапори є особистими, і їх не можуть бачити інші користувачі.",
   "mobile.flagged_posts.empty_title": "Немає позначених повідомлень",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "Копіювати текст",
   "mobile.post_info.flag": "Відзначити ",
   "mobile.post_info.pin": "Прикріпити в каналі",
+  "mobile.post_info.reply": "Відповідь",
   "mobile.post_info.unflag": "Не позначено ",
   "mobile.post_info.unpin": "Від'єднати від каналу ",
   "mobile.post_pre_header.flagged": "Позначено",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "Не вдалося відправити повідомлення",
   "mobile.post.retry": "Оновити",
   "mobile.posts_view.moreMsg": "Більше нових повідомлень ",
+  "mobile.privacy_link": "Privacy Policy",
+  "mobile.reaction_header.all_emojis": "All",
   "mobile.recent_mentions.empty_description": "Тут відображатимуться повідомлення, що містять ваше ім'я користувача та інші слова, які викликають згадування.",
   "mobile.recent_mentions.empty_title": "Немає останніх згадок",
   "mobile.rename_channel.display_name_maxLength": "Назва каналу має бути меншою за символи {maxLength, number}",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "Створено {creator} в",
   "mobile.routes.channelInfo.delete_channel": "Архів каналів ",
   "mobile.routes.channelInfo.favorite": "Вибрані",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} код",
   "mobile.routes.code.noLanguage": "Код",
   "mobile.routes.edit_profile": "Редагувати профіль",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "Встановити автоматично",
   "mobile.timezone_settings.manual": "Змінити часовий пояс",
   "mobile.timezone_settings.select": "Виберіть часовий пояс",
+  "mobile.tos_link": "Умови обслуговування",
   "mobile.user_list.deactivated": "Деактивувати ",
   "mobile.user.settings.notifications.email.fifteenMinutes": "Кожні 15 хвилин",
   "mobile.video_playback.failed_description": "Під час спроби відтворити відео сталася помилка.\n",
@@ -458,12 +464,13 @@
   "password_send.link": "Якщо обліковий запис існує, електронний лист для зміни пароля буде надіслано на адресу:",
   "password_send.reset": "Скинути пароль ",
   "permalink.error.access": "Постійне посилання належить до видаленого повідомлення або до каналу, на який ви не маєте доступу.",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": "і",
   "post_body.check_for_out_of_channel_mentions.link.private": "додайте їх до цього приватного каналу",
   "post_body.check_for_out_of_channel_mentions.link.public": "додати їх до каналу",
   "post_body.check_for_out_of_channel_mentions.message_last": "? Вони матимуть доступ до всієї історії повідомлень.",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "були згадані, але вони не перебувають у каналі. Чи хотіли б Ви",
-  "post_body.check_for_out_of_channel_mentions.message.one": "було згадано, але не в каналі. Чи хотіли б Ви",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "Прокоментував {name} повідомлення:",
   "post_body.deleted": "(повідомлення видалено)",
   "post_info.auto_responder": "АВТОМАТИЧНА ВІДПОВІДЬ",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "Offline ",
   "status_dropdown.set_online": "Online ",
   "status_dropdown.set_ooo": "Не на робочому місці",
-  "suggestion.mention.all": "УВАГА: це призведе до повідомлення всіх в цьому каналі",
+  "suggestion.mention.all": "Повідомляє всіх у каналі",
   "suggestion.mention.channel": "Повідомляє всіх у каналі",
   "suggestion.mention.channels": "Мої канали",
-  "suggestion.mention.here": "Повідомляє всіх у каналі та в Інтернеті",
+  "suggestion.mention.here": "Повідомляє всіх у каналі",
   "suggestion.mention.members": "Учасники каналу ",
   "suggestion.mention.morechannels": "Інші канали",
   "suggestion.mention.nonmembers": "Не в каналі",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "Я згоден",
   "terms_of_service.api_error": "Не вдається завантажити умови надання послуг. Якщо ця проблема не зникне, зверніться до свого системного адміністратора.",
   "user.settings.display.clockDisplay": "Дисплей годинника ",
+  "user.settings.display.custom_theme": "Тема користувача",
   "user.settings.display.militaryClock": "24-годинний формат (приклад: 16:00)",
   "user.settings.display.normalClock": "12-годинний формат (приклад: 4:00 PM)",
   "user.settings.display.preferTime": "Виберіть бажаний формат часу.",
diff --git a/assets/base/i18n/zh-CN.json b/assets/base/i18n/zh-CN.json
index 300054174..b0f1863f2 100644
--- a/assets/base/i18n/zh-CN.json
+++ b/assets/base/i18n/zh-CN.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{actor} 添加了 {firstUser} 和 {secondUser} 至**此团队**。",
   "combined_system_message.joined_channel.many_expanded": "{users} 以及 {lastUser} **加入了此频道**。",
   "combined_system_message.joined_channel.one": "{firstUser} **加入了此频道**。",
-  "combined_system_message.joined_channel.one_you": "**加入了频道**。",
+  "combined_system_message.joined_channel.one_you": "您**加入了频道**。",
   "combined_system_message.joined_channel.two": "{firstUser} 和 {secondUser} **加入了此频道**。",
   "combined_system_message.joined_team.many_expanded": "{users} 以及 {lastUser} **加入了此团队**。",
   "combined_system_message.joined_team.one": "{firstUser} **加入了此团队**。",
-  "combined_system_message.joined_team.one_you": "**加入了团队**。",
+  "combined_system_message.joined_team.one_you": "您**加入了团队**。",
   "combined_system_message.joined_team.two": "{firstUser} 和 {secondUser} **加入了此团队**。",
   "combined_system_message.left_channel.many_expanded": "{users} 以及 {lastUser} **离开了此频道**。",
   "combined_system_message.left_channel.one": "{firstUser} **离开了此频道**。",
-  "combined_system_message.left_channel.one_you": "**离开了频道**。",
+  "combined_system_message.left_channel.one_you": "您**离开了频道**。",
   "combined_system_message.left_channel.two": "{firstUser} 和 {secondUser} **离开了此频道**。",
   "combined_system_message.left_team.many_expanded": "{users} 以及 {lastUser} **离开了此团队**。",
   "combined_system_message.left_team.one": "{firstUser} **离开了此团队**。",
-  "combined_system_message.left_team.one_you": "**离开了团队**。",
+  "combined_system_message.left_team.one_you": "您**离开了团队**。",
   "combined_system_message.left_team.two": "{firstUser} 以及 {secondUser} **离开了此团队**。",
   "combined_system_message.removed_from_channel.many_expanded": "{users} 以及 {lastUser} **被移出此频道**。",
   "combined_system_message.removed_from_channel.one": "{firstUser} **被移出此频道**。",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "您",
   "create_comment.addComment": "添加一个评论...",
   "create_post.deactivated": "您正在查看已注销用户的归档频道。",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "写入到{channelDisplayName}",
   "edit_post.editPost": "编辑信息...",
   "edit_post.save": "保存",
   "error.team_not_found.title": "未找到团队",
@@ -80,9 +80,8 @@
   "integrations.add": "添加",
   "intro_messages.anyMember": " 任何成员可以加入和查看这个频道。",
   "intro_messages.beginning": "{name} 的开端",
-  "intro_messages.channel": "频道",
   "intro_messages.creator": "这是{name}{type}的开端，由{creator}于{date}建立。",
-  "intro_messages.group": "私有频道",
+  "intro_messages.creatorPrivate": "这是{name}{type}的开端，由{creator}于{date}建立。",
   "intro_messages.group_message": "这是您与此团队成员团体记录的开端。在这里的直接消息和文件共享除了在此的人外无法看到。",
   "intro_messages.noCreator": "这是{name}{type}的开端，于{date}建立。",
   "intro_messages.onlyInvited": "只有受邀的成员才能看到这个私有频道。",
@@ -154,7 +153,7 @@
   "mobile.calendar.dayNamesShort": "周日,周一,周二,周三,周四,周五,周六",
   "mobile.calendar.monthNames": "一月,二月,三月,四月,五月,六月,七月,八月,九月,十月,十一月,十二月",
   "mobile.calendar.monthNamesShort": "一月,二月,三月,四月,五月,六月,七月,八月,九月,十月,十一月,十二月",
-  "mobile.channel_drawer.search": "转条到...",
+  "mobile.channel_drawer.search": "转至...",
   "mobile.channel_info.alertMessageDeleteChannel": "您确定要归档 {term} {name}？",
   "mobile.channel_info.alertMessageLeaveChannel": "您确定要离开{term} {name}？",
   "mobile.channel_info.alertNo": "否",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "团队",
   "mobile.edit_channel": "保存",
   "mobile.edit_post.title": "编辑消息",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "活动",
   "mobile.emoji_picker.custom": "自定义",
   "mobile.emoji_picker.flags": "旗帜",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "录像",
   "mobile.file_upload.library": "照片库",
   "mobile.file_upload.max_warning": "最多上传 5 个文件。",
+  "mobile.file_upload.unsupportedMimeType": "只有拥有以下 MIME 类型的文件可上传：\n{mimeTypes}",
   "mobile.file_upload.video": "视频库",
   "mobile.flagged_posts.empty_description": "标记信息以便之后更进。您的标记是个人的，不会被他人看到。",
   "mobile.flagged_posts.empty_title": "无已标记的信息",
@@ -307,7 +308,7 @@
   "mobile.notification_settings.auto_responder_short": "自动回复",
   "mobile.notification_settings.auto_responder.default_message": "你好，我现在已离开办公室并无法回复消息。",
   "mobile.notification_settings.auto_responder.enabled": "已启用",
-  "mobile.notification_settings.auto_responder.footer_message": "设定在私信里自动回复的消息。在公共或私有频道下的提及不会触发自动回复。开启自动回复将设您的状态未离开办公室并停用邮件和推送通知。",
+  "mobile.notification_settings.auto_responder.footer_message": "设定在私信里自动回复的消息。在公共或私有频道下的提及不会触发自动回复。开启自动回复将设您的状态为离开办公室并停用邮件和推送通知。",
   "mobile.notification_settings.auto_responder.message_placeholder": "消息",
   "mobile.notification_settings.auto_responder.message_title": "自定义消息",
   "mobile.notification_settings.email": "电子邮件",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "复制文字",
   "mobile.post_info.flag": "标记",
   "mobile.post_info.pin": "置顶到频道",
+  "mobile.post_info.reply": "回复",
   "mobile.post_info.unflag": "取消标记",
   "mobile.post_info.unpin": "从频道取消置顶",
   "mobile.post_pre_header.flagged": "已标记",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "无法发送您的消息",
   "mobile.post.retry": "刷新",
   "mobile.posts_view.moreMsg": "以上有更多新消息",
+  "mobile.privacy_link": "隐私政策",
+  "mobile.reaction_header.all_emojis": "全部",
   "mobile.recent_mentions.empty_description": "包含您的用户名或其他触发提及的消息将会显示在此。",
   "mobile.recent_mentions.empty_title": "无最近提及",
   "mobile.rename_channel.display_name_maxLength": "频道名必须小于 {maxLength, number} 个字符",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "{creator} 创建于 ",
   "mobile.routes.channelInfo.delete_channel": "归档频道",
   "mobile.routes.channelInfo.favorite": "收藏",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} 代码",
   "mobile.routes.code.noLanguage": "代码",
   "mobile.routes.edit_profile": "编辑个人资料",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "自动设定",
   "mobile.timezone_settings.manual": "更改时区",
   "mobile.timezone_settings.select": "选择时区",
+  "mobile.tos_link": "服务条款",
   "mobile.user_list.deactivated": "已停用",
   "mobile.user.settings.notifications.email.fifteenMinutes": "每 15 分钟",
   "mobile.video_playback.failed_description": "尝试播放视频时发送错误。\n",
@@ -458,12 +464,13 @@
   "password_send.link": "如果账户存在，密码重置邮件将会被发送到：",
   "password_send.reset": "重置我的密码",
   "permalink.error.access": "此永久链接指向已删除的消息或者您没有权限访问的频道。",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": " 以及 ",
   "post_body.check_for_out_of_channel_mentions.link.private": "添加他们到此私有频道",
   "post_body.check_for_out_of_channel_mentions.link.public": "添加他们到频道",
   "post_body.check_for_out_of_channel_mentions.message_last": "? 他们将可以查看所有消息历史。",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "被提及但他们不在频道。您是否要",
-  "post_body.check_for_out_of_channel_mentions.message.one": "被提及但不在频道。您是否要",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": "在{name}的消息评论了：",
   "post_body.deleted": "(消息被删除)",
   "post_info.auto_responder": "自动回复",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "离线",
   "status_dropdown.set_online": "在线",
   "status_dropdown.set_ooo": "离开办公室",
-  "suggestion.mention.all": "注意：这将提及此频道所有人",
+  "suggestion.mention.all": "通知每个频道",
   "suggestion.mention.channel": "通知每个频道",
   "suggestion.mention.channels": "我的频道",
-  "suggestion.mention.here": "通知所有在此频道在线的人",
+  "suggestion.mention.here": "通知每个频道",
   "suggestion.mention.members": "频道成员",
   "suggestion.mention.morechannels": "其他频道",
   "suggestion.mention.nonmembers": "不在频道中",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "我同意",
   "terms_of_service.api_error": "无法完成请求。如果此问题持续，请联系您的系统管理员。",
   "user.settings.display.clockDisplay": "时钟显示",
+  "user.settings.display.custom_theme": "自定义主题",
   "user.settings.display.militaryClock": "24小时格式（例如：16:00）",
   "user.settings.display.normalClock": "12小时格式（例如：4:00 PM）",
   "user.settings.display.preferTime": "选择您喜欢的时间显示格式。",
diff --git a/assets/base/i18n/zh-TW.json b/assets/base/i18n/zh-TW.json
index 207c355d9..1e0a8fe26 100644
--- a/assets/base/i18n/zh-TW.json
+++ b/assets/base/i18n/zh-TW.json
@@ -45,19 +45,19 @@
   "combined_system_message.added_to_team.two": "{firstUser}與{secondUser}已由{actor}**加入至此團隊**。",
   "combined_system_message.joined_channel.many_expanded": "{users}與{lastUser}已**加入至此頻道**。",
   "combined_system_message.joined_channel.one": "{firstUser}已**加入至此頻道**。",
-  "combined_system_message.joined_channel.one_you": "**加入此頻道**",
+  "combined_system_message.joined_channel.one_you": "你**已加入頻道**",
   "combined_system_message.joined_channel.two": "{firstUser}與{secondUser}已**加入至此頻道**。",
   "combined_system_message.joined_team.many_expanded": "{users}與{lastUser}已**加入至此團隊**。",
   "combined_system_message.joined_team.one": "{firstUser}已**加入至此團隊**。",
-  "combined_system_message.joined_team.one_you": "**加入此團隊**",
+  "combined_system_message.joined_team.one_you": "你**已加入團隊**",
   "combined_system_message.joined_team.two": "{firstUser}與{secondUser}已**加入至此團隊**。",
   "combined_system_message.left_channel.many_expanded": "{users}與{lastUser}已**離開此頻道**。",
   "combined_system_message.left_channel.one": "{firstUser}已**離開此頻道**。",
-  "combined_system_message.left_channel.one_you": "**離開此頻道**",
+  "combined_system_message.left_channel.one_you": "你**已離開頻道**",
   "combined_system_message.left_channel.two": "{firstUser}與{secondUser}已**離開此頻道**。",
   "combined_system_message.left_team.many_expanded": "{users}與{lastUser}已**離開此團隊**。",
   "combined_system_message.left_team.one": "{firstUser}已**離開此團隊**。",
-  "combined_system_message.left_team.one_you": "**離開了團隊**。",
+  "combined_system_message.left_team.one_you": "你**已離開團隊**。",
   "combined_system_message.left_team.two": "{firstUser}與{secondUser}已**離開此團隊**。",
   "combined_system_message.removed_from_channel.many_expanded": "{users}與{lastUser}已**被移出此頻道**。",
   "combined_system_message.removed_from_channel.one": "{firstUser}已**被移出此頻道**。",
@@ -70,7 +70,7 @@
   "combined_system_message.you": "您",
   "create_comment.addComment": "新增註解...",
   "create_post.deactivated": "正以被停用的使用者觀看被封存的頻道。",
-  "create_post.write": "Write to {channelDisplayName}",
+  "create_post.write": "寫給 {channelDisplayName}",
   "edit_post.editPost": "修改訊息...",
   "edit_post.save": "儲存",
   "error.team_not_found.title": "找不到團隊",
@@ -80,9 +80,8 @@
   "integrations.add": "新增",
   "intro_messages.anyMember": " 任何成員可以加入並閱讀此頻道。",
   "intro_messages.beginning": "{name}的開頭",
-  "intro_messages.channel": "頻道",
   "intro_messages.creator": "這是{name}{type}的開頭，由{creator}建立於{date}。",
-  "intro_messages.group": "私人頻道",
+  "intro_messages.creatorPrivate": "這是{name}{type}的開頭，由{creator}建立於{date}。",
   "intro_messages.group_message": "這是跟這些團隊成員之間群組訊息的起頭。直接訊息跟在這邊分享的檔案除了在此處以外的人都看不到。",
   "intro_messages.noCreator": "這是{name}{type}的開頭，建立於{date}。",
   "intro_messages.onlyInvited": " 只有受邀請的成員能看見此私人頻道",
@@ -223,6 +222,7 @@
   "mobile.drawer.teamsTitle": "團隊",
   "mobile.edit_channel": "儲存",
   "mobile.edit_post.title": "編輯訊息",
+  "mobile.edit_profile.remove_profile_photo": "Remove Photo",
   "mobile.emoji_picker.activity": "活動",
   "mobile.emoji_picker.custom": "自訂",
   "mobile.emoji_picker.flags": "旗幟",
@@ -251,6 +251,7 @@
   "mobile.file_upload.camera_video": "錄影",
   "mobile.file_upload.library": "相簿",
   "mobile.file_upload.max_warning": "上傳最多 5 個檔案。",
+  "mobile.file_upload.unsupportedMimeType": "只能上傳下列類型的檔案：{mimeTypes}",
   "mobile.file_upload.video": "媒體櫃",
   "mobile.flagged_posts.empty_description": "標記是標注訊息以追蹤後續的功能。您的標記是屬於個人的，不會被其他使用者看到。",
   "mobile.flagged_posts.empty_title": "被標記的訊息",
@@ -338,6 +339,7 @@
   "mobile.post_info.copy_text": "複製文字",
   "mobile.post_info.flag": "標記",
   "mobile.post_info.pin": "釘選至頻道",
+  "mobile.post_info.reply": "回覆",
   "mobile.post_info.unflag": "取消標記",
   "mobile.post_info.unpin": "解除釘選",
   "mobile.post_pre_header.flagged": "已被標記",
@@ -356,6 +358,8 @@
   "mobile.post.failed_title": "無法傳送訊息",
   "mobile.post.retry": "重新整理",
   "mobile.posts_view.moreMsg": "上面還有更多的新訊息",
+  "mobile.privacy_link": "隱私政策",
+  "mobile.reaction_header.all_emojis": "全部",
   "mobile.recent_mentions.empty_description": "包含您的使用者名稱或其他觸發提及關鍵字的訊息將會顯示於此。",
   "mobile.recent_mentions.empty_title": "最近提及",
   "mobile.rename_channel.display_name_maxLength": "頻道名稱必須少於 {maxLength, number} 字",
@@ -378,6 +382,7 @@
   "mobile.routes.channelInfo.createdBy": "由 {creator} 建立於",
   "mobile.routes.channelInfo.delete_channel": "封存頻道",
   "mobile.routes.channelInfo.favorite": "我的最愛",
+  "mobile.routes.channelInfo.groupManaged": "Members are managed by linked groups",
   "mobile.routes.code": "{language} 代碼",
   "mobile.routes.code.noLanguage": "代碼",
   "mobile.routes.edit_profile": "編輯個人資訊",
@@ -432,6 +437,7 @@
   "mobile.timezone_settings.automatically": "自動設定",
   "mobile.timezone_settings.manual": "更改時區",
   "mobile.timezone_settings.select": "選擇時區",
+  "mobile.tos_link": "服務條款",
   "mobile.user_list.deactivated": "停用",
   "mobile.user.settings.notifications.email.fifteenMinutes": "每 15 分鐘",
   "mobile.video_playback.failed_description": "嘗試播放影片時發生錯誤。",
@@ -458,12 +464,13 @@
   "password_send.link": "如果帳號存在，將會寄送密碼重置郵件至：",
   "password_send.reset": "重置我的密碼",
   "permalink.error.access": "此永久連結通往被刪除的訊息或是您沒有觀看權限的頻道。",
+  "post_body.check_for_out_of_channel_groups_mentions.message": "did not get notified by this mention because they are not in the channel. They cannot be added to the channel because they are not a member of the linked groups. To add them to this channel, they must be added to the linked groups.",
   "post_body.check_for_out_of_channel_mentions.link.and": "與",
   "post_body.check_for_out_of_channel_mentions.link.private": "將他們加進此私人頻道",
   "post_body.check_for_out_of_channel_mentions.link.public": "將他們加進此頻道",
   "post_body.check_for_out_of_channel_mentions.message_last": "？他們將可以瀏覽所有的訊息紀錄。",
-  "post_body.check_for_out_of_channel_mentions.message.multiple": "被提及但是不在此頻道。請問是否要",
-  "post_body.check_for_out_of_channel_mentions.message.one": "被提及但是不在此頻道。請問是否要",
+  "post_body.check_for_out_of_channel_mentions.message.multiple": "did not get notified by this mention because they are not in the channel. Would you like to ",
+  "post_body.check_for_out_of_channel_mentions.message.one": "did not get notified by this mention because they are not in the channel. Would you like to ",
   "post_body.commentedOn": " 已在{name}的訊息上註記：",
   "post_body.deleted": "(訊息已刪除)",
   "post_info.auto_responder": "自動回覆",
@@ -498,10 +505,10 @@
   "status_dropdown.set_offline": "離線",
   "status_dropdown.set_online": "上線",
   "status_dropdown.set_ooo": "不在辦公室",
-  "suggestion.mention.all": "注意：這將會提及頻道中的所有人",
+  "suggestion.mention.all": "通知頻道全員",
   "suggestion.mention.channel": "通知頻道全員",
   "suggestion.mention.channels": "我的頻道",
-  "suggestion.mention.here": "通知此頻道所有在線的人",
+  "suggestion.mention.here": "通知頻道全員",
   "suggestion.mention.members": "頻道成員",
   "suggestion.mention.morechannels": "其他頻道",
   "suggestion.mention.nonmembers": "不在頻道中",
@@ -512,6 +519,7 @@
   "terms_of_service.agreeButton": "同意",
   "terms_of_service.api_error": "無法完成請求。如果此問題持續發生，請聯絡系統管理員。",
   "user.settings.display.clockDisplay": "顯示時間",
+  "user.settings.display.custom_theme": "自訂佈景主題",
   "user.settings.display.militaryClock": "24 小時制(如：16:00)",
   "user.settings.display.normalClock": "12 小時制(如：4:00 PM)",
   "user.settings.display.preferTime": "選擇時間顯示方式。",