diff --git a/.vscode/launch.json b/.vscode/launch.json
index 3aeda50..1046394 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -16,7 +16,7 @@
             "request": "launch",
             "type": "dart",
             "program": "./bin/oto_cli.dart",
-            "args": ["install"]
+            "args": ["uninstall"]
         },
         {
             "name": "oto_cli_win",
diff --git a/lib/cli/cli.dart b/lib/cli/cli.dart
index 21b9001..5ca718f 100644
--- a/lib/cli/cli.dart
+++ b/lib/cli/cli.dart
@@ -175,7 +175,7 @@ abstract class Printer {
     var time =
         '${now.hour}${now.minute}${now.second}${now.millisecond}${now.microsecond}';
     var tempFile =
-        File(path.join(Directory.current.path, 'temp_$time.$extension'));
+        File(path.join(Directory.systemTemp.path, 'temp_$time.$extension'));
     await tempFile.writeAsString(content);
     c.complete(tempFile);
     return c.future;
diff --git a/lib/cli/commands/command_const.dart b/lib/cli/commands/command_const.dart
index 281358e..107d8bb 100644
--- a/lib/cli/commands/command_const.dart
+++ b/lib/cli/commands/command_const.dart
@@ -21,6 +21,7 @@ class CommandConstant {
 
 class _CommandConstantBase {
   String get installPath {
+    var userPath = Platform.environment['HOME'];
     return '';
   }
 
@@ -32,12 +33,13 @@ class _CommandConstantBase {
 class _CommandConstantOSX extends _CommandConstantBase {
   @override
   String get installPath {
-    return '';
+    var userPath = Platform.environment['HOME'];
+    return '$userPath/Applications/${CLI.serviceName}/';
   }
 
   @override
   String get installFilePath {
-    return '';
+    return '$installPath${CLI.serviceName}';
   }
 }
 
diff --git a/lib/cli/commands/command_install.dart b/lib/cli/commands/command_install.dart
index 1510e47..6e0bbcd 100644
--- a/lib/cli/commands/command_install.dart
+++ b/lib/cli/commands/command_install.dart
@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:io';
 
 import 'package:dart_framework/utils/os_startup.dart';
+import 'package:dart_framework/utils/system_util.dart';
 import 'package:oto_cli/cli/cli.dart';
 import 'package:oto_cli/cli/commands/command_base.dart';
 import 'package:oto_cli/cli/commands/command_const.dart';
@@ -13,7 +14,6 @@ class CommandInstall extends CommandBase {
 
   @override
   Future execute(List<String> parameters) async {
-    var c = Completer();
     var label = CLI.serviceName;
     if (!await OSStartup.isRegistedStartup(label)) {
       var installPath = CommandConstant.OS!.installPath;
@@ -39,7 +39,7 @@ class CommandInstall extends CommandBase {
       printOut('Installation failed because it is already installed.',
           PrintType.error);
     }
-    return c.future;
+    return simpleFuture;
   }
 
   @override
diff --git a/lib/cli/commands/install/regist_path.dart b/lib/cli/commands/install/regist_path.dart
index 8bb2205..19d03cd 100644
--- a/lib/cli/commands/install/regist_path.dart
+++ b/lib/cli/commands/install/regist_path.dart
@@ -28,18 +28,76 @@ class RegistPath {
   }
 }
 
+/// ************* MAC ***************
 class _RegistPathOSX extends RegistPath {
+  String getTargetPath(String targetPath) {
+    return 'export PATH=\${PATH}:$targetPath';
+  }
+
+  String get zprofile {
+    var userPath = Platform.environment['HOME'];
+    return '$userPath/.zprofile';
+  }
+
+  String get bprofile {
+    var userPath = Platform.environment['HOME'];
+    return '$userPath/.bash_profile';
+  }
+
   @override
   Future add(String path) async {
-    return null;
+    await addProfile(zprofile, path);
+    await addProfile(bprofile, path);
+    await ProcessExecutor.run(
+        StringBuffer('source $zprofile && source $bprofile'));
+    return simpleFuture;
+  }
+
+  Future addProfile(String profilePath, String targetPath) async {
+    var file = File(profilePath);
+    var contents = '';
+    if (file.existsSync()) {
+      contents = await file.readAsString();
+    } else {
+      file.createSync();
+    }
+    if (contents.lastIndexOf('\n') != contents.length - 1) {
+      contents += '\n';
+    }
+    var addItem = getTargetPath(targetPath);
+    if (!contents.contains(addItem)) {
+      contents += addItem;
+    }
+
+    await file.writeAsString(contents, flush: true);
+    return simpleFuture;
   }
 
   @override
   Future remove(String path) async {
-    return null;
+    await removeProfile(zprofile, path);
+    await removeProfile(bprofile, path);
+    await ProcessExecutor.run(
+        StringBuffer('source $zprofile && source $bprofile'));
+    return simpleFuture;
+  }
+
+  Future removeProfile(String profilePath, String targetPath) async {
+    var file = File(profilePath);
+    var contents = '';
+    if (file.existsSync()) {
+      contents = await file.readAsString();
+      var removeItem = getTargetPath(targetPath);
+      if (contents.contains(removeItem)) {
+        contents = contents.replaceAll(removeItem, '');
+        await file.writeAsString(contents, flush: true);
+      }
+    }
+    return simpleFuture;
   }
 }
 
+/// ************* LINUX ***************
 class _RegistPathLinux extends RegistPath {
   @override
   Future add(String path) async {
@@ -52,6 +110,7 @@ class _RegistPathLinux extends RegistPath {
   }
 }
 
+/// ************* WINDOWS ***************
 class _RegistPathWindows extends RegistPath {
   @override
   Future add(String path) async {