diff --git a/app/components/profile_picture/profile_picture.js b/app/components/profile_picture/profile_picture.js
index c58da5435..869a816c6 100644
--- a/app/components/profile_picture/profile_picture.js
+++ b/app/components/profile_picture/profile_picture.js
@@ -10,6 +10,7 @@ import {Client4} from 'mattermost-redux/client';
 
 import UserStatus from 'app/components/user_status';
 import ImageCacheManager from 'app/utils/image_cache_manager';
+import {emptyFunction} from 'app/utils/general';
 import {changeOpacity, makeStyleSheetFromTheme} from 'app/utils/theme';
 
 import placeholder from 'assets/images/profile.jpg';
@@ -63,27 +64,25 @@ export default class ProfilePicture extends PureComponent {
     }
 
     componentWillUpdate(nextProps) {
-        if (
-            Boolean(nextProps.user) !== Boolean(this.props.user) ||
-            nextProps.user.id !== this.props.user.id ||
-            nextProps.user.last_picture_update !== this.props.user.last_picture_update
-        ) {
-            this.setState({pictureUrl: null});
+        if (this.mounted) {
+            const url = this.state.pictureUrl;
+            const nextUrl = nextProps.user ? Client4.getProfilePictureUrl(nextProps.user.id, nextProps.user.last_picture_update) : null;
 
-            const nextUser = nextProps.user;
+            if (url !== nextUrl) {
+                this.setState({
+                    pictureUrl: nextUrl,
+                });
 
-            if (this.mounted) {
-                this.setState({pictureUrl: null});
+                if (nextUrl) {
+                    // empty function is so that promise unhandled is not triggered in dev mode
+                    ImageCacheManager.cache('', nextUrl, this.setImageUrl).then(emptyFunction).catch(emptyFunction);
+                }
             }
 
-            if (nextUser) {
-                ImageCacheManager.cache('', Client4.getProfilePictureUrl(nextUser.id, nextUser.last_picture_update), this.setImageURL);
+            if (nextProps.edit && nextProps.imageUri !== this.props.imageUri) {
+                this.setImageURL(nextProps.imageUri);
             }
         }
-
-        if (nextProps.edit && nextProps.imageUri !== this.props.imageUri) {
-            this.setImageURL(nextProps.imageUri);
-        }
     }
 
     componentWillUnmount() {
diff --git a/app/screens/code/code.js b/app/screens/code/code.js
index 3a98bd048..d4c73bc6e 100644
--- a/app/screens/code/code.js
+++ b/app/screens/code/code.js
@@ -8,7 +8,6 @@ import {
     ScrollView,
     StyleSheet,
     Text,
-    TextInput,
     View,
 } from 'react-native';
 
@@ -50,27 +49,6 @@ export default class Code extends React.PureComponent {
             lineNumbersStyle = style.lineNumbers;
         }
 
-        let textComponent;
-        if (Platform.OS === 'ios') {
-            textComponent = (
-                <TextInput
-                    editable={false}
-                    multiline={true}
-                    value={this.props.content}
-                    style={[style.codeText]}
-                />
-            );
-        } else {
-            textComponent = (
-                <Text
-                    selectable={true}
-                    style={style.codeText}
-                >
-                    {this.props.content}
-                </Text>
-            );
-        }
-
         return (
             <ScrollView
                 style={style.scrollContainer}
@@ -86,7 +64,12 @@ export default class Code extends React.PureComponent {
                     contentContainerStyle={style.code}
                     horizontal={true}
                 >
-                    {textComponent}
+                    <Text
+                        selectable={true}
+                        style={style.codeText}
+                    >
+                        {this.props.content}
+                    </Text>
                 </ScrollView>
             </ScrollView>
         );
@@ -131,9 +114,6 @@ const getStyleSheet = makeStyleSheetFromTheme((theme) => {
                 android: {
                     paddingVertical: 4,
                 },
-                ios: {
-                    top: -4,
-                },
             }),
         },
         codeText: {
diff --git a/app/screens/text_preview/text_preview.js b/app/screens/text_preview/text_preview.js
index 5a662574d..a74d67da7 100644
--- a/app/screens/text_preview/text_preview.js
+++ b/app/screens/text_preview/text_preview.js
@@ -8,7 +8,6 @@ import {
     ScrollView,
     StyleSheet,
     Text,
-    TextInput,
     View,
 } from 'react-native';
 
@@ -50,27 +49,6 @@ export default class TextPreview extends React.PureComponent {
             lineNumbersStyle = style.lineNumbers;
         }
 
-        let textComponent;
-        if (Platform.OS === 'ios') {
-            textComponent = (
-                <TextInput
-                    editable={false}
-                    multiline={true}
-                    value={this.props.content}
-                    style={[style.codeText]}
-                />
-            );
-        } else {
-            textComponent = (
-                <Text
-                    selectable={true}
-                    style={style.codeText}
-                >
-                    {this.props.content}
-                </Text>
-            );
-        }
-
         return (
             <ScrollView
                 style={style.scrollContainer}
@@ -86,7 +64,12 @@ export default class TextPreview extends React.PureComponent {
                     horizontal={true}
                     contentContainerStyle={style.code}
                 >
-                    {textComponent}
+                    <Text
+                        selectable={true}
+                        style={style.codeText}
+                    >
+                        {this.props.content}
+                    </Text>
                 </ScrollView>
             </ScrollView>
         );
@@ -132,9 +115,6 @@ const getStyleSheet = makeStyleSheetFromTheme((theme) => {
                 android: {
                     paddingVertical: 4,
                 },
-                ios: {
-                    top: -4,
-                },
             }),
         },
         codeText: {