diff --git a/lib/config/themes/tb_theme.dart b/lib/config/themes/tb_theme.dart
index b89e4ba..750156a 100644
--- a/lib/config/themes/tb_theme.dart
+++ b/lib/config/themes/tb_theme.dart
@@ -43,7 +43,7 @@ const tbDarkMatIndigo = MaterialColor(
   },
 );
 
-final ThemeData theme = ThemeData();
+final ThemeData theme = ThemeData(primarySwatch: tbMatIndigo);
 
 ThemeData tbTheme = ThemeData(
     primarySwatch: tbMatIndigo,
@@ -73,7 +73,10 @@ ThemeData tbTheme = ThemeData(
       TargetPlatform.android: FadeOpenPageTransitionsBuilder(),
     }));
 
+final ThemeData darkTheme =
+    ThemeData(primarySwatch: tbDarkMatIndigo, brightness: Brightness.dark);
+
 ThemeData tbDarkTheme = ThemeData(
     primarySwatch: tbDarkMatIndigo,
-    colorScheme: theme.colorScheme.copyWith(secondary: Colors.deepOrange),
+    colorScheme: darkTheme.colorScheme.copyWith(secondary: Colors.deepOrange),
     brightness: Brightness.dark);
diff --git a/lib/core/auth/login/login_page.dart b/lib/core/auth/login/login_page.dart
index 4afec88..2cc49c5 100644
--- a/lib/core/auth/login/login_page.dart
+++ b/lib/core/auth/login/login_page.dart
@@ -8,6 +8,7 @@ import 'package:material_design_icons_flutter/material_design_icons_flutter.dart
 import 'package:thingsboard_app/constants/assets_path.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/widgets/tb_progress_indicator.dart';
 import 'package:thingsboard_client/thingsboard_client.dart';
 
@@ -67,11 +68,12 @@ class _LoginPageState extends TbPageState<LoginPage> {
                                     ThingsboardImage.thingsBoardWithTitle,
                                     height: 25,
                                     color: Theme.of(context).primaryColor,
-                                    semanticsLabel: 'ThingsBoard Logo')
+                                    semanticsLabel:
+                                        '${S.of(context).logoDefaultValue}')
                               ]),
                               SizedBox(height: 32),
                               Row(children: [
-                                Text('Login to your account',
+                                Text('${S.of(context).loginNotification}',
                                     style: TextStyle(
                                         fontWeight: FontWeight.bold,
                                         fontSize: 28,
@@ -91,7 +93,7 @@ class _LoginPageState extends TbPageState<LoginPage> {
                                         Padding(
                                           padding: EdgeInsets.symmetric(
                                               horizontal: 16),
-                                          child: Text('OR'),
+                                          child: Text('${S.of(context).OR}'),
                                         ),
                                         Flexible(child: Divider())
                                       ],
@@ -108,14 +110,16 @@ class _LoginPageState extends TbPageState<LoginPage> {
                                         validator:
                                             FormBuilderValidators.compose([
                                           FormBuilderValidators.required(
-                                              errorText: 'Email is required.'),
+                                              errorText:
+                                                  '${S.of(context).emailRequireText}'),
                                           FormBuilderValidators.email(
                                               errorText:
-                                                  'Invalid email format.')
+                                                  '${S.of(context).emailInvalidText}')
                                         ]),
                                         decoration: InputDecoration(
                                             border: OutlineInputBorder(),
-                                            labelText: 'Email'),
+                                            labelText:
+                                                '${S.of(context).email}'),
                                       ),
                                       SizedBox(height: 28),
                                       ValueListenableBuilder(
@@ -130,7 +134,7 @@ class _LoginPageState extends TbPageState<LoginPage> {
                                                   .compose([
                                                 FormBuilderValidators.required(
                                                     errorText:
-                                                        'Password is required.')
+                                                        '${S.of(context).passwordRequireText}')
                                               ]),
                                               decoration: InputDecoration(
                                                   suffixIcon: IconButton(
@@ -145,7 +149,8 @@ class _LoginPageState extends TbPageState<LoginPage> {
                                                     },
                                                   ),
                                                   border: OutlineInputBorder(),
-                                                  labelText: 'Password'),
+                                                  labelText:
+                                                      '${S.of(context).password}'),
                                             );
                                           })
                                     ],
@@ -158,7 +163,7 @@ class _LoginPageState extends TbPageState<LoginPage> {
                                       _forgotPassword();
                                     },
                                     child: Text(
-                                      'Forgot Password?',
+                                      '${S.of(context).passwordForgotText}',
                                       style: TextStyle(
                                           color: Theme.of(context)
                                               .colorScheme
@@ -172,7 +177,7 @@ class _LoginPageState extends TbPageState<LoginPage> {
                               ),
                               Spacer(),
                               ElevatedButton(
-                                child: Text('Log In'),
+                                child: Text('${S.of(context).login}'),
                                 style: ElevatedButton.styleFrom(
                                     padding:
                                         EdgeInsets.symmetric(vertical: 16)),
diff --git a/lib/core/auth/login/reset_password_request_page.dart b/lib/core/auth/login/reset_password_request_page.dart
index dc0d2d2..e6e70a4 100644
--- a/lib/core/auth/login/reset_password_request_page.dart
+++ b/lib/core/auth/login/reset_password_request_page.dart
@@ -4,6 +4,7 @@ import 'package:form_builder_validators/form_builder_validators.dart';
 import 'package:thingsboard_app/core/auth/login/login_page_background.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/widgets/tb_app_bar.dart';
 import 'package:thingsboard_app/widgets/tb_progress_indicator.dart';
 
@@ -31,7 +32,7 @@ class _ResetPasswordRequestPageState
               backgroundColor: Colors.transparent,
               appBar: TbAppBar(
                 tbContext,
-                title: Text('Reset password'),
+                title: Text('${S.of(context).passwordReset}'),
               ),
               body: Stack(children: [
                 SizedBox.expand(
@@ -45,7 +46,7 @@ class _ResetPasswordRequestPageState
                                 children: [
                                   SizedBox(height: 16),
                                   Text(
-                                    'Enter the email associated with your account and we\'ll send an email with password reset link',
+                                    '${S.of(context).passwordResetText}',
                                     textAlign: TextAlign.center,
                                     style: TextStyle(
                                         color: Color(0xFFAFAFAF),
@@ -58,17 +59,20 @@ class _ResetPasswordRequestPageState
                                     autofocus: true,
                                     validator: FormBuilderValidators.compose([
                                       FormBuilderValidators.required(
-                                          errorText: 'Email is required.'),
+                                          errorText:
+                                              '${S.of(context).emailRequireText}'),
                                       FormBuilderValidators.email(
-                                          errorText: 'Invalid email format.')
+                                          errorText:
+                                              '${S.of(context).emailInvalidText}')
                                     ]),
                                     decoration: InputDecoration(
                                         border: OutlineInputBorder(),
-                                        labelText: 'Email *'),
+                                        labelText: '${S.of(context).email} *'),
                                   ),
                                   Spacer(),
                                   ElevatedButton(
-                                    child: Text('Request password reset'),
+                                    child: Text(
+                                        '${S.of(context).requestPasswordReset}'),
                                     style: ElevatedButton.styleFrom(
                                         padding:
                                             EdgeInsets.symmetric(vertical: 16)),
@@ -104,7 +108,8 @@ class _ResetPasswordRequestPageState
         await Future.delayed(Duration(milliseconds: 300));
         await tbClient.sendResetPasswordLink(email);
         _isLoadingNotifier.value = false;
-        showSuccessNotification('Password reset link was successfully sent!');
+        showSuccessNotification(
+            '${S.of(context).passwordResetLinkSuccessfullySentNotification}');
       } catch (e) {
         _isLoadingNotifier.value = false;
       }
diff --git a/lib/core/entity/entities_base.dart b/lib/core/entity/entities_base.dart
index 07b82b0..9bd7b4a 100644
--- a/lib/core/entity/entities_base.dart
+++ b/lib/core/entity/entities_base.dart
@@ -5,6 +5,7 @@ import 'package:infinite_scroll_pagination/infinite_scroll_pagination.dart';
 import 'package:intl/intl.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/utils/utils.dart';
 import 'package:thingsboard_client/thingsboard_client.dart';
 
@@ -54,15 +55,15 @@ mixin EntitiesBase<T, P> on HasTbContext {
   Key? getKey(T entity) => null;
 
   Widget buildEntityListCard(BuildContext context, T entity) {
-    return Text('Not implemented!');
+    return Text('${S.of(context).notImplemented}');
   }
 
   Widget buildEntityListWidgetCard(BuildContext context, T entity) {
-    return Text('Not implemented!');
+    return Text('${S.of(context).notImplemented}');
   }
 
   Widget buildEntityGridCard(BuildContext context, T entity) {
-    return Text('Not implemented!');
+    return Text('${S.of(context).notImplemented}');
   }
 
   double? gridChildAspectRatio() => null;
@@ -337,7 +338,7 @@ abstract class BaseEntitiesState<T, P>
   Widget noItemsFoundIndicatorBuilder(BuildContext context) {
     return FirstPageExceptionIndicator(
       title: widget.noItemsFoundText,
-      message: 'The list is currently empty.',
+      message: '${S.of(context).listIsEmptyText}',
       onTryAgain: widget.searchMode ? null : () => pagingController.refresh(),
     );
   }
@@ -391,8 +392,8 @@ class FirstPageExceptionIndicator extends StatelessWidget {
                     Icons.refresh,
                     color: Colors.white,
                   ),
-                  label: const Text(
-                    'Try Again',
+                  label: Text(
+                    '${S.of(context).tryAgain}',
                     style: TextStyle(
                       fontSize: 16,
                       color: Colors.white,
diff --git a/lib/generated/intl/messages_all.dart b/lib/generated/intl/messages_all.dart
new file mode 100644
index 0000000..2b80816
--- /dev/null
+++ b/lib/generated/intl/messages_all.dart
@@ -0,0 +1,66 @@
+// DO NOT EDIT. This is code generated via package:intl/generate_localized.dart
+// This is a library that looks up messages for specific locales by
+// delegating to the appropriate library.
+
+// Ignore issues from commonly used lints in this file.
+// ignore_for_file:implementation_imports, file_names, unnecessary_new
+// ignore_for_file:unnecessary_brace_in_string_interps, directives_ordering
+// ignore_for_file:argument_type_not_assignable, invalid_assignment
+// ignore_for_file:prefer_single_quotes, prefer_generic_function_type_aliases
+// ignore_for_file:comment_references
+
+import 'dart:async';
+
+import 'package:intl/intl.dart';
+import 'package:intl/message_lookup_by_library.dart';
+import 'package:intl/src/intl_helpers.dart';
+
+import 'messages_en.dart' as messages_en;
+import 'messages_zh.dart' as messages_zh;
+
+typedef Future<dynamic> LibraryLoader();
+Map<String, LibraryLoader> _deferredLibraries = {
+  'en': () => new Future.value(null),
+  'zh': () => new Future.value(null),
+};
+
+MessageLookupByLibrary? _findExact(String localeName) {
+  switch (localeName) {
+    case 'en':
+      return messages_en.messages;
+    case 'zh':
+      return messages_zh.messages;
+    default:
+      return null;
+  }
+}
+
+/// User programs should call this before using [localeName] for messages.
+Future<bool> initializeMessages(String localeName) async {
+  var availableLocale = Intl.verifiedLocale(
+      localeName, (locale) => _deferredLibraries[locale] != null,
+      onFailure: (_) => null);
+  if (availableLocale == null) {
+    return new Future.value(false);
+  }
+  var lib = _deferredLibraries[availableLocale];
+  await (lib == null ? new Future.value(false) : lib());
+  initializeInternalMessageLookup(() => new CompositeMessageLookup());
+  messageLookup.addLocale(availableLocale, _findGeneratedMessagesFor);
+  return new Future.value(true);
+}
+
+bool _messagesExistFor(String locale) {
+  try {
+    return _findExact(locale) != null;
+  } catch (e) {
+    return false;
+  }
+}
+
+MessageLookupByLibrary? _findGeneratedMessagesFor(String locale) {
+  var actualLocale =
+      Intl.verifiedLocale(locale, _messagesExistFor, onFailure: (_) => null);
+  if (actualLocale == null) return null;
+  return _findExact(actualLocale);
+}
diff --git a/lib/generated/intl/messages_en.dart b/lib/generated/intl/messages_en.dart
new file mode 100644
index 0000000..365c3c6
--- /dev/null
+++ b/lib/generated/intl/messages_en.dart
@@ -0,0 +1,131 @@
+// DO NOT EDIT. This is code generated via package:intl/generate_localized.dart
+// This is a library that provides messages for a en locale. All the
+// messages from the main program should be duplicated here with the same
+// function name.
+
+// Ignore issues from commonly used lints in this file.
+// ignore_for_file:unnecessary_brace_in_string_interps, unnecessary_new
+// ignore_for_file:prefer_single_quotes,comment_references, directives_ordering
+// ignore_for_file:annotate_overrides,prefer_generic_function_type_aliases
+// ignore_for_file:unused_import, file_names, avoid_escaping_inner_quotes
+// ignore_for_file:unnecessary_string_interpolations, unnecessary_string_escapes
+
+import 'package:intl/intl.dart';
+import 'package:intl/message_lookup_by_library.dart';
+
+final messages = new MessageLookup();
+
+typedef String MessageIfAbsent(String messageStr, List<dynamic> args);
+
+class MessageLookup extends MessageLookupByLibrary {
+  String get localeName => 'en';
+
+  final messages = _notInlinedMessages(_notInlinedMessages);
+  static Map<String, Function> _notInlinedMessages(_) => <String, Function>{
+        "No": MessageLookupByLibrary.simpleMessage("No"),
+        "OR": MessageLookupByLibrary.simpleMessage("OR"),
+        "Yes": MessageLookupByLibrary.simpleMessage("Yes"),
+        "actionData": MessageLookupByLibrary.simpleMessage("Action data"),
+        "active": MessageLookupByLibrary.simpleMessage("Active"),
+        "address": MessageLookupByLibrary.simpleMessage("Address"),
+        "address2": MessageLookupByLibrary.simpleMessage("Address 2"),
+        "alarmAcknowledgeText": MessageLookupByLibrary.simpleMessage(
+            "Are you sure you want to acknowledge Alarm?"),
+        "alarmAcknowledgeTitle":
+            MessageLookupByLibrary.simpleMessage("Acknowledge Alarm"),
+        "alarmClearText": MessageLookupByLibrary.simpleMessage(
+            "Are you sure you want to clear Alarm?"),
+        "alarmClearTitle": MessageLookupByLibrary.simpleMessage("Clear Alarm"),
+        "alarms": MessageLookupByLibrary.simpleMessage("Alarms"),
+        "allDevices": MessageLookupByLibrary.simpleMessage("All devices"),
+        "appTitle": MessageLookupByLibrary.simpleMessage("Thingsboard"),
+        "assetName": MessageLookupByLibrary.simpleMessage("Asset name"),
+        "assets": MessageLookupByLibrary.simpleMessage("Assets"),
+        "assignedToCustomer":
+            MessageLookupByLibrary.simpleMessage("Assigned to customer"),
+        "auditLogDetails":
+            MessageLookupByLibrary.simpleMessage("Audit log details"),
+        "auditLogs": MessageLookupByLibrary.simpleMessage("Audit Logs"),
+        "changePassword":
+            MessageLookupByLibrary.simpleMessage("Change Password"),
+        "city": MessageLookupByLibrary.simpleMessage("City"),
+        "country": MessageLookupByLibrary.simpleMessage("Country"),
+        "currentPassword":
+            MessageLookupByLibrary.simpleMessage("currentPassword"),
+        "currentPasswordRequireText": MessageLookupByLibrary.simpleMessage(
+            "Current password is required."),
+        "currentPasswordStar":
+            MessageLookupByLibrary.simpleMessage("Current password *"),
+        "customer": MessageLookupByLibrary.simpleMessage("Customer"),
+        "customers": MessageLookupByLibrary.simpleMessage("Customers"),
+        "devices": MessageLookupByLibrary.simpleMessage("Devices"),
+        "email": MessageLookupByLibrary.simpleMessage("Email"),
+        "emailInvalidText":
+            MessageLookupByLibrary.simpleMessage("Invalid email format."),
+        "emailRequireText":
+            MessageLookupByLibrary.simpleMessage("Email is required."),
+        "emailStar": MessageLookupByLibrary.simpleMessage("Email *"),
+        "entityType": MessageLookupByLibrary.simpleMessage("Entity Type"),
+        "failureDetails":
+            MessageLookupByLibrary.simpleMessage("Failure details"),
+        "firstName": MessageLookupByLibrary.simpleMessage("firstName"),
+        "firstNameUpper": MessageLookupByLibrary.simpleMessage("First Name"),
+        "home": MessageLookupByLibrary.simpleMessage("Home"),
+        "inactive": MessageLookupByLibrary.simpleMessage("Inactive"),
+        "label": MessageLookupByLibrary.simpleMessage("Label"),
+        "lastName": MessageLookupByLibrary.simpleMessage("lastName"),
+        "lastNameUpper": MessageLookupByLibrary.simpleMessage("Last Name"),
+        "listIsEmptyText": MessageLookupByLibrary.simpleMessage(
+            "The list is currently empty."),
+        "login": MessageLookupByLibrary.simpleMessage("Log In"),
+        "loginNotification":
+            MessageLookupByLibrary.simpleMessage("Login to your account"),
+        "logoDefaultValue":
+            MessageLookupByLibrary.simpleMessage("Thingsboard Logo"),
+        "logout": MessageLookupByLibrary.simpleMessage("Log Out"),
+        "more": MessageLookupByLibrary.simpleMessage("More"),
+        "newPassword": MessageLookupByLibrary.simpleMessage("newPassword"),
+        "newPassword2": MessageLookupByLibrary.simpleMessage("newPassword2"),
+        "newPassword2RequireText": MessageLookupByLibrary.simpleMessage(
+            "New password again is required."),
+        "newPassword2Star":
+            MessageLookupByLibrary.simpleMessage("New password again *"),
+        "newPasswordRequireText":
+            MessageLookupByLibrary.simpleMessage("New password is required."),
+        "newPasswordStar":
+            MessageLookupByLibrary.simpleMessage("New password *"),
+        "notImplemented":
+            MessageLookupByLibrary.simpleMessage("Not implemented!"),
+        "password": MessageLookupByLibrary.simpleMessage("Password"),
+        "passwordErrorNotification": MessageLookupByLibrary.simpleMessage(
+            "Entered passwords must be same!"),
+        "passwordForgotText":
+            MessageLookupByLibrary.simpleMessage("Forgot Password?"),
+        "passwordRequireText":
+            MessageLookupByLibrary.simpleMessage("Password is required."),
+        "passwordReset": MessageLookupByLibrary.simpleMessage("Reset password"),
+        "passwordResetLinkSuccessfullySentNotification":
+            MessageLookupByLibrary.simpleMessage(
+                "Password reset link was successfully sent!"),
+        "passwordResetText": MessageLookupByLibrary.simpleMessage(
+            "Enter the email associated with your account and we\'ll send an email with password reset link"),
+        "passwordSuccessNotification": MessageLookupByLibrary.simpleMessage(
+            "Password successfully changed"),
+        "phone": MessageLookupByLibrary.simpleMessage("Phone"),
+        "postalCode": MessageLookupByLibrary.simpleMessage("Zip / Postal Code"),
+        "profileSuccessNotification": MessageLookupByLibrary.simpleMessage(
+            "Profile successfully updated"),
+        "requestPasswordReset":
+            MessageLookupByLibrary.simpleMessage("Request password reset"),
+        "stateOrProvince":
+            MessageLookupByLibrary.simpleMessage("State / Province"),
+        "systemAdministrator":
+            MessageLookupByLibrary.simpleMessage("System Administrator"),
+        "tenantAdministrator":
+            MessageLookupByLibrary.simpleMessage("Tenant Administrator"),
+        "title": MessageLookupByLibrary.simpleMessage("Title"),
+        "tryAgain": MessageLookupByLibrary.simpleMessage("Try Again"),
+        "type": MessageLookupByLibrary.simpleMessage("Type"),
+        "username": MessageLookupByLibrary.simpleMessage("username")
+      };
+}
diff --git a/lib/generated/intl/messages_zh.dart b/lib/generated/intl/messages_zh.dart
new file mode 100644
index 0000000..d022ffa
--- /dev/null
+++ b/lib/generated/intl/messages_zh.dart
@@ -0,0 +1,107 @@
+// DO NOT EDIT. This is code generated via package:intl/generate_localized.dart
+// This is a library that provides messages for a zh locale. All the
+// messages from the main program should be duplicated here with the same
+// function name.
+
+// Ignore issues from commonly used lints in this file.
+// ignore_for_file:unnecessary_brace_in_string_interps, unnecessary_new
+// ignore_for_file:prefer_single_quotes,comment_references, directives_ordering
+// ignore_for_file:annotate_overrides,prefer_generic_function_type_aliases
+// ignore_for_file:unused_import, file_names, avoid_escaping_inner_quotes
+// ignore_for_file:unnecessary_string_interpolations, unnecessary_string_escapes
+
+import 'package:intl/intl.dart';
+import 'package:intl/message_lookup_by_library.dart';
+
+final messages = new MessageLookup();
+
+typedef String MessageIfAbsent(String messageStr, List<dynamic> args);
+
+class MessageLookup extends MessageLookupByLibrary {
+  String get localeName => 'zh';
+
+  final messages = _notInlinedMessages(_notInlinedMessages);
+  static Map<String, Function> _notInlinedMessages(_) => <String, Function>{
+        "No": MessageLookupByLibrary.simpleMessage("否"),
+        "OR": MessageLookupByLibrary.simpleMessage("或"),
+        "Yes": MessageLookupByLibrary.simpleMessage("是"),
+        "actionData": MessageLookupByLibrary.simpleMessage("动作数据"),
+        "active": MessageLookupByLibrary.simpleMessage("激活"),
+        "address": MessageLookupByLibrary.simpleMessage("地址"),
+        "address2": MessageLookupByLibrary.simpleMessage("地址 2"),
+        "alarmAcknowledgeText":
+            MessageLookupByLibrary.simpleMessage("你确定要确认告警吗?"),
+        "alarmAcknowledgeTitle": MessageLookupByLibrary.simpleMessage("确认告警"),
+        "alarmClearText": MessageLookupByLibrary.simpleMessage("你确定要清除告警吗?"),
+        "alarmClearTitle": MessageLookupByLibrary.simpleMessage("清除告警"),
+        "alarms": MessageLookupByLibrary.simpleMessage("告警"),
+        "allDevices": MessageLookupByLibrary.simpleMessage("所有设备"),
+        "appTitle": MessageLookupByLibrary.simpleMessage("Thingsboard"),
+        "assetName": MessageLookupByLibrary.simpleMessage("资产名"),
+        "assignedToCustomer": MessageLookupByLibrary.simpleMessage("分配给客户"),
+        "auditLogDetails": MessageLookupByLibrary.simpleMessage("审计日志详情"),
+        "auditLogs": MessageLookupByLibrary.simpleMessage("审计报告"),
+        "changePassword": MessageLookupByLibrary.simpleMessage("修改密码"),
+        "city": MessageLookupByLibrary.simpleMessage("城市"),
+        "country": MessageLookupByLibrary.simpleMessage("国家"),
+        "currentPassword": MessageLookupByLibrary.simpleMessage("当前密码"),
+        "currentPasswordRequireText":
+            MessageLookupByLibrary.simpleMessage("输入当前密码"),
+        "currentPasswordStar": MessageLookupByLibrary.simpleMessage("当前密码 *"),
+        "customer": MessageLookupByLibrary.simpleMessage("客户"),
+        "customers": MessageLookupByLibrary.simpleMessage("客户"),
+        "devices": MessageLookupByLibrary.simpleMessage("设备"),
+        "email": MessageLookupByLibrary.simpleMessage("Email"),
+        "emailInvalidText": MessageLookupByLibrary.simpleMessage("Email格式错误"),
+        "emailRequireText": MessageLookupByLibrary.simpleMessage("输入Email"),
+        "emailStar": MessageLookupByLibrary.simpleMessage("Email *"),
+        "entityType": MessageLookupByLibrary.simpleMessage("实体类型"),
+        "failureDetails": MessageLookupByLibrary.simpleMessage("失败详情"),
+        "firstName": MessageLookupByLibrary.simpleMessage("名"),
+        "firstNameUpper": MessageLookupByLibrary.simpleMessage("名"),
+        "home": MessageLookupByLibrary.simpleMessage("主页"),
+        "inactive": MessageLookupByLibrary.simpleMessage("失活"),
+        "label": MessageLookupByLibrary.simpleMessage("标签"),
+        "lastName": MessageLookupByLibrary.simpleMessage("姓"),
+        "lastNameUpper": MessageLookupByLibrary.simpleMessage("姓"),
+        "listIsEmptyText": MessageLookupByLibrary.simpleMessage("列表当前为空"),
+        "login": MessageLookupByLibrary.simpleMessage("登录"),
+        "loginNotification": MessageLookupByLibrary.simpleMessage("登录你的账号"),
+        "logoDefaultValue":
+            MessageLookupByLibrary.simpleMessage("Thingsboard Logo"),
+        "logout": MessageLookupByLibrary.simpleMessage("登出"),
+        "more": MessageLookupByLibrary.simpleMessage("更多"),
+        "newPassword": MessageLookupByLibrary.simpleMessage("新密码"),
+        "newPassword2": MessageLookupByLibrary.simpleMessage("新密码2"),
+        "newPassword2RequireText":
+            MessageLookupByLibrary.simpleMessage("再次输入新密码"),
+        "newPassword2Star": MessageLookupByLibrary.simpleMessage("再次输入新密码 *"),
+        "newPasswordRequireText": MessageLookupByLibrary.simpleMessage("输入新密码"),
+        "newPasswordStar": MessageLookupByLibrary.simpleMessage("新密码 *"),
+        "notImplemented": MessageLookupByLibrary.simpleMessage("未实现!"),
+        "password": MessageLookupByLibrary.simpleMessage("密码"),
+        "passwordErrorNotification":
+            MessageLookupByLibrary.simpleMessage("输入的密码必须相同"),
+        "passwordForgotText": MessageLookupByLibrary.simpleMessage("忘记密码?"),
+        "passwordRequireText": MessageLookupByLibrary.simpleMessage("输入密码"),
+        "passwordReset": MessageLookupByLibrary.simpleMessage("重置密码"),
+        "passwordResetLinkSuccessfullySentNotification":
+            MessageLookupByLibrary.simpleMessage("密码重置链接已发送"),
+        "passwordResetText": MessageLookupByLibrary.simpleMessage(
+            "输入和账号关联的Email，我们将发送一个密码重置链接到的Email"),
+        "passwordSuccessNotification":
+            MessageLookupByLibrary.simpleMessage("密码修改成功"),
+        "phone": MessageLookupByLibrary.simpleMessage("电话"),
+        "postalCode": MessageLookupByLibrary.simpleMessage("邮编"),
+        "profileSuccessNotification":
+            MessageLookupByLibrary.simpleMessage("配置更新成功"),
+        "requestPasswordReset": MessageLookupByLibrary.simpleMessage("要求重置密码"),
+        "stateOrProvince": MessageLookupByLibrary.simpleMessage("州 / 省"),
+        "systemAdministrator": MessageLookupByLibrary.simpleMessage("系统管理员"),
+        "tenantAdministrator": MessageLookupByLibrary.simpleMessage("租户管理员"),
+        "title": MessageLookupByLibrary.simpleMessage("标题"),
+        "tryAgain": MessageLookupByLibrary.simpleMessage("再试一次"),
+        "type": MessageLookupByLibrary.simpleMessage("类型"),
+        "username": MessageLookupByLibrary.simpleMessage("用户名")
+      };
+}
diff --git a/lib/generated/l10n.dart b/lib/generated/l10n.dart
new file mode 100644
index 0000000..649bc3d
--- /dev/null
+++ b/lib/generated/l10n.dart
@@ -0,0 +1,809 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
+import 'intl/messages_all.dart';
+
+// **************************************************************************
+// Generator: Flutter Intl IDE plugin
+// Made by Localizely
+// **************************************************************************
+
+// ignore_for_file: non_constant_identifier_names, lines_longer_than_80_chars
+// ignore_for_file: join_return_with_assignment, prefer_final_in_for_each
+// ignore_for_file: avoid_redundant_argument_values, avoid_escaping_inner_quotes
+
+class S {
+  S();
+
+  static S? _current;
+
+  static S get current {
+    assert(_current != null,
+        'No instance of S was loaded. Try to initialize the S delegate before accessing S.current.');
+    return _current!;
+  }
+
+  static const AppLocalizationDelegate delegate = AppLocalizationDelegate();
+
+  static Future<S> load(Locale locale) {
+    final name = (locale.countryCode?.isEmpty ?? false)
+        ? locale.languageCode
+        : locale.toString();
+    final localeName = Intl.canonicalizedLocale(name);
+    return initializeMessages(localeName).then((_) {
+      Intl.defaultLocale = localeName;
+      final instance = S();
+      S._current = instance;
+
+      return instance;
+    });
+  }
+
+  static S of(BuildContext context) {
+    final instance = S.maybeOf(context);
+    assert(instance != null,
+        'No instance of S present in the widget tree. Did you add S.delegate in localizationsDelegates?');
+    return instance!;
+  }
+
+  static S? maybeOf(BuildContext context) {
+    return Localizations.of<S>(context, S);
+  }
+
+  /// `Thingsboard`
+  String get appTitle {
+    return Intl.message(
+      'Thingsboard',
+      name: 'appTitle',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Home`
+  String get home {
+    return Intl.message(
+      'Home',
+      name: 'home',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Alarms`
+  String get alarms {
+    return Intl.message(
+      'Alarms',
+      name: 'alarms',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Devices`
+  String get devices {
+    return Intl.message(
+      'Devices',
+      name: 'devices',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `More`
+  String get more {
+    return Intl.message(
+      'More',
+      name: 'more',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Customers`
+  String get customers {
+    return Intl.message(
+      'Customers',
+      name: 'customers',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Assets`
+  String get assets {
+    return Intl.message(
+      'Assets',
+      name: 'assets',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Audit Logs`
+  String get auditLogs {
+    return Intl.message(
+      'Audit Logs',
+      name: 'auditLogs',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Log Out`
+  String get logout {
+    return Intl.message(
+      'Log Out',
+      name: 'logout',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Log In`
+  String get login {
+    return Intl.message(
+      'Log In',
+      name: 'login',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Thingsboard Logo`
+  String get logoDefaultValue {
+    return Intl.message(
+      'Thingsboard Logo',
+      name: 'logoDefaultValue',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Login to your account`
+  String get loginNotification {
+    return Intl.message(
+      'Login to your account',
+      name: 'loginNotification',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Email`
+  String get email {
+    return Intl.message(
+      'Email',
+      name: 'email',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Email is required.`
+  String get emailRequireText {
+    return Intl.message(
+      'Email is required.',
+      name: 'emailRequireText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Invalid email format.`
+  String get emailInvalidText {
+    return Intl.message(
+      'Invalid email format.',
+      name: 'emailInvalidText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `username`
+  String get username {
+    return Intl.message(
+      'username',
+      name: 'username',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Password`
+  String get password {
+    return Intl.message(
+      'Password',
+      name: 'password',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Password is required.`
+  String get passwordRequireText {
+    return Intl.message(
+      'Password is required.',
+      name: 'passwordRequireText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Forgot Password?`
+  String get passwordForgotText {
+    return Intl.message(
+      'Forgot Password?',
+      name: 'passwordForgotText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Reset password`
+  String get passwordReset {
+    return Intl.message(
+      'Reset password',
+      name: 'passwordReset',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Enter the email associated with your account and we'll send an email with password reset link`
+  String get passwordResetText {
+    return Intl.message(
+      'Enter the email associated with your account and we\'ll send an email with password reset link',
+      name: 'passwordResetText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Request password reset`
+  String get requestPasswordReset {
+    return Intl.message(
+      'Request password reset',
+      name: 'requestPasswordReset',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Password reset link was successfully sent!`
+  String get passwordResetLinkSuccessfullySentNotification {
+    return Intl.message(
+      'Password reset link was successfully sent!',
+      name: 'passwordResetLinkSuccessfullySentNotification',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `OR`
+  String get OR {
+    return Intl.message(
+      'OR',
+      name: 'OR',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `No`
+  String get No {
+    return Intl.message(
+      'No',
+      name: 'No',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Yes`
+  String get Yes {
+    return Intl.message(
+      'Yes',
+      name: 'Yes',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Title`
+  String get title {
+    return Intl.message(
+      'Title',
+      name: 'title',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Country`
+  String get country {
+    return Intl.message(
+      'Country',
+      name: 'country',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `City`
+  String get city {
+    return Intl.message(
+      'City',
+      name: 'city',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `State / Province`
+  String get stateOrProvince {
+    return Intl.message(
+      'State / Province',
+      name: 'stateOrProvince',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Zip / Postal Code`
+  String get postalCode {
+    return Intl.message(
+      'Zip / Postal Code',
+      name: 'postalCode',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Address`
+  String get address {
+    return Intl.message(
+      'Address',
+      name: 'address',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Address 2`
+  String get address2 {
+    return Intl.message(
+      'Address 2',
+      name: 'address2',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Phone`
+  String get phone {
+    return Intl.message(
+      'Phone',
+      name: 'phone',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Clear Alarm`
+  String get alarmClearTitle {
+    return Intl.message(
+      'Clear Alarm',
+      name: 'alarmClearTitle',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Are you sure you want to clear Alarm?`
+  String get alarmClearText {
+    return Intl.message(
+      'Are you sure you want to clear Alarm?',
+      name: 'alarmClearText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Acknowledge Alarm`
+  String get alarmAcknowledgeTitle {
+    return Intl.message(
+      'Acknowledge Alarm',
+      name: 'alarmAcknowledgeTitle',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Are you sure you want to acknowledge Alarm?`
+  String get alarmAcknowledgeText {
+    return Intl.message(
+      'Are you sure you want to acknowledge Alarm?',
+      name: 'alarmAcknowledgeText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Asset name`
+  String get assetName {
+    return Intl.message(
+      'Asset name',
+      name: 'assetName',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Type`
+  String get type {
+    return Intl.message(
+      'Type',
+      name: 'type',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Label`
+  String get label {
+    return Intl.message(
+      'Label',
+      name: 'label',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Assigned to customer`
+  String get assignedToCustomer {
+    return Intl.message(
+      'Assigned to customer',
+      name: 'assignedToCustomer',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Audit log details`
+  String get auditLogDetails {
+    return Intl.message(
+      'Audit log details',
+      name: 'auditLogDetails',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Entity Type`
+  String get entityType {
+    return Intl.message(
+      'Entity Type',
+      name: 'entityType',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Action data`
+  String get actionData {
+    return Intl.message(
+      'Action data',
+      name: 'actionData',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Failure details`
+  String get failureDetails {
+    return Intl.message(
+      'Failure details',
+      name: 'failureDetails',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `All devices`
+  String get allDevices {
+    return Intl.message(
+      'All devices',
+      name: 'allDevices',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Active`
+  String get active {
+    return Intl.message(
+      'Active',
+      name: 'active',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Inactive`
+  String get inactive {
+    return Intl.message(
+      'Inactive',
+      name: 'inactive',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `System Administrator`
+  String get systemAdministrator {
+    return Intl.message(
+      'System Administrator',
+      name: 'systemAdministrator',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Tenant Administrator`
+  String get tenantAdministrator {
+    return Intl.message(
+      'Tenant Administrator',
+      name: 'tenantAdministrator',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Customer`
+  String get customer {
+    return Intl.message(
+      'Customer',
+      name: 'customer',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Change Password`
+  String get changePassword {
+    return Intl.message(
+      'Change Password',
+      name: 'changePassword',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `currentPassword`
+  String get currentPassword {
+    return Intl.message(
+      'currentPassword',
+      name: 'currentPassword',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Current password is required.`
+  String get currentPasswordRequireText {
+    return Intl.message(
+      'Current password is required.',
+      name: 'currentPasswordRequireText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Current password *`
+  String get currentPasswordStar {
+    return Intl.message(
+      'Current password *',
+      name: 'currentPasswordStar',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `newPassword`
+  String get newPassword {
+    return Intl.message(
+      'newPassword',
+      name: 'newPassword',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `New password is required.`
+  String get newPasswordRequireText {
+    return Intl.message(
+      'New password is required.',
+      name: 'newPasswordRequireText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `New password *`
+  String get newPasswordStar {
+    return Intl.message(
+      'New password *',
+      name: 'newPasswordStar',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `newPassword2`
+  String get newPassword2 {
+    return Intl.message(
+      'newPassword2',
+      name: 'newPassword2',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `New password again is required.`
+  String get newPassword2RequireText {
+    return Intl.message(
+      'New password again is required.',
+      name: 'newPassword2RequireText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `New password again *`
+  String get newPassword2Star {
+    return Intl.message(
+      'New password again *',
+      name: 'newPassword2Star',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Entered passwords must be same!`
+  String get passwordErrorNotification {
+    return Intl.message(
+      'Entered passwords must be same!',
+      name: 'passwordErrorNotification',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Email *`
+  String get emailStar {
+    return Intl.message(
+      'Email *',
+      name: 'emailStar',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `firstName`
+  String get firstName {
+    return Intl.message(
+      'firstName',
+      name: 'firstName',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `First Name`
+  String get firstNameUpper {
+    return Intl.message(
+      'First Name',
+      name: 'firstNameUpper',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `lastName`
+  String get lastName {
+    return Intl.message(
+      'lastName',
+      name: 'lastName',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Last Name`
+  String get lastNameUpper {
+    return Intl.message(
+      'Last Name',
+      name: 'lastNameUpper',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Profile successfully updated`
+  String get profileSuccessNotification {
+    return Intl.message(
+      'Profile successfully updated',
+      name: 'profileSuccessNotification',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Password successfully changed`
+  String get passwordSuccessNotification {
+    return Intl.message(
+      'Password successfully changed',
+      name: 'passwordSuccessNotification',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Not implemented!`
+  String get notImplemented {
+    return Intl.message(
+      'Not implemented!',
+      name: 'notImplemented',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `The list is currently empty.`
+  String get listIsEmptyText {
+    return Intl.message(
+      'The list is currently empty.',
+      name: 'listIsEmptyText',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Try Again`
+  String get tryAgain {
+    return Intl.message(
+      'Try Again',
+      name: 'tryAgain',
+      desc: '',
+      args: [],
+    );
+  }
+}
+
+class AppLocalizationDelegate extends LocalizationsDelegate<S> {
+  const AppLocalizationDelegate();
+
+  List<Locale> get supportedLocales {
+    return const <Locale>[
+      Locale.fromSubtags(languageCode: 'en'),
+      Locale.fromSubtags(languageCode: 'zh'),
+    ];
+  }
+
+  @override
+  bool isSupported(Locale locale) => _isSupported(locale);
+  @override
+  Future<S> load(Locale locale) => S.load(locale);
+  @override
+  bool shouldReload(AppLocalizationDelegate old) => false;
+
+  bool _isSupported(Locale locale) {
+    for (var supportedLocale in supportedLocales) {
+      if (supportedLocale.languageCode == locale.languageCode) {
+        return true;
+      }
+    }
+    return false;
+  }
+}
diff --git a/lib/l10n/intl_en.arb b/lib/l10n/intl_en.arb
new file mode 100644
index 0000000..81ce3ce
--- /dev/null
+++ b/lib/l10n/intl_en.arb
@@ -0,0 +1,91 @@
+{
+  "appTitle": "Thingsboard",
+
+  "home": "Home",
+  "alarms": "Alarms",
+  "devices": "Devices",
+  "more": "More",
+
+  "customers": "Customers",
+  "assets": "Assets",
+  "auditLogs": "Audit Logs",
+  "logout": "Log Out",
+  "login": "Log In",
+
+  "logoDefaultValue": "Thingsboard Logo",
+  "loginNotification": "Login to your account",
+  "email": "Email",
+  "emailRequireText": "Email is required.",
+  "emailInvalidText": "Invalid email format.",
+  "username": "username",
+  "password": "Password",
+  "passwordRequireText": "Password is required.",
+  "passwordForgotText": "Forgot Password?",
+  "passwordReset": "Reset password",
+  "passwordResetText": "Enter the email associated with your account and we'll send an email with password reset link",
+  "requestPasswordReset": "Request password reset",
+  "passwordResetLinkSuccessfullySentNotification": "Password reset link was successfully sent!",
+
+  "OR": "OR",
+  "No": "No",
+  "Yes": "Yes",
+
+  "title": "Title",
+  "country": "Country",
+  "city": "City",
+  "stateOrProvince": "State / Province",
+  "postalCode": "Zip / Postal Code",
+  "address": "Address",
+  "address2": "Address 2",
+  "phone": "Phone",
+
+  "alarmClearTitle": "Clear Alarm",
+  "alarmClearText": "Are you sure you want to clear Alarm?",
+
+  "alarmAcknowledgeTitle": "Acknowledge Alarm",
+  "alarmAcknowledgeText": "Are you sure you want to acknowledge Alarm?",
+
+  "assetName": "Asset name",
+  "type": "Type",
+  "label": "Label",
+  "assignedToCustomer": "Assigned to customer",
+
+  "auditLogDetails": "Audit log details",
+  "entityType": "Entity Type",
+  "actionData": "Action data",
+  "failureDetails": "Failure details",
+
+  "allDevices": "All devices",
+  "active": "Active",
+  "inactive": "Inactive",
+
+  "systemAdministrator": "System Administrator",
+  "tenantAdministrator": "Tenant Administrator",
+  "customer": "Customer",
+
+  "changePassword": "Change Password",
+  "currentPassword": "currentPassword",
+  "currentPasswordRequireText": "Current password is required.",
+  "currentPasswordStar": "Current password *",
+  "newPassword": "newPassword",
+  "newPasswordRequireText": "New password is required.",
+  "newPasswordStar": "New password *",
+  "newPassword2": "newPassword2",
+  "newPassword2RequireText": "New password again is required.",
+  "newPassword2Star": "New password again *",
+  "passwordErrorNotification": "Entered passwords must be same!",
+
+  "emailStar": "Email *",
+  "firstName": "firstName",
+  "firstNameUpper": "First Name",
+  "lastName": "lastName",
+  "lastNameUpper": "Last Name",
+  "profileSuccessNotification": "Profile successfully updated",
+  "passwordSuccessNotification": "Password successfully changed",
+
+  "notImplemented": "Not implemented!",
+
+  "listIsEmptyText": "The list is currently empty.",
+  "tryAgain": "Try Again"
+
+}
\ No newline at end of file
diff --git a/lib/l10n/intl_zh.arb b/lib/l10n/intl_zh.arb
new file mode 100644
index 0000000..b338e84
--- /dev/null
+++ b/lib/l10n/intl_zh.arb
@@ -0,0 +1,90 @@
+{
+  "appTitle": "Thingsboard",
+
+  "home": "主页",
+  "alarms": "告警",
+  "devices": "设备",
+  "more": "更多",
+
+  "customers": "客户",
+  "asserts": "资产",
+  "auditLogs": "审计报告",
+  "logout": "登出",
+  "login": "登录",
+
+  "logoDefaultValue": "Thingsboard Logo",
+  "loginNotification": "登录你的账号",
+  "email": "Email",
+  "emailRequireText": "输入Email",
+  "emailInvalidText": "Email格式错误",
+  "username": "用户名",
+  "password": "密码",
+  "passwordRequireText": "输入密码",
+  "passwordForgotText": "忘记密码?",
+  "passwordReset": "重置密码",
+  "passwordResetText": "输入和账号关联的Email，我们将发送一个密码重置链接到的Email",
+  "requestPasswordReset": "要求重置密码",
+  "passwordResetLinkSuccessfullySentNotification": "密码重置链接已发送",
+
+  "OR": "或",
+  "No": "否",
+  "Yes": "是",
+
+  "title": "标题",
+  "country": "国家",
+  "city": "城市",
+  "stateOrProvince": "州 / 省",
+  "postalCode": "邮编",
+  "address": "地址",
+  "address2": "地址 2",
+  "phone": "电话",
+
+  "alarmClearTitle": "清除告警",
+  "alarmClearText": "你确定要清除告警吗?",
+
+  "alarmAcknowledgeTitle": "确认告警",
+  "alarmAcknowledgeText": "你确定要确认告警吗?",
+
+  "assetName": "资产名",
+  "type": "类型",
+  "label": "标签",
+  "assignedToCustomer": "分配给客户",
+
+  "auditLogDetails": "审计日志详情",
+  "entityType": "实体类型",
+  "actionData": "动作数据",
+  "failureDetails": "失败详情",
+
+  "allDevices": "所有设备",
+  "active": "激活",
+  "inactive": "失活",
+
+  "systemAdministrator": "系统管理员",
+  "tenantAdministrator": "租户管理员",
+  "customer": "客户",
+
+  "changePassword": "修改密码",
+  "currentPassword": "当前密码",
+  "currentPasswordRequireText": "输入当前密码",
+  "currentPasswordStar": "当前密码 *",
+  "newPassword": "新密码",
+  "newPasswordRequireText": "输入新密码",
+  "newPasswordStar": "新密码 *",
+  "newPassword2": "新密码2",
+  "newPassword2RequireText": "再次输入新密码",
+  "newPassword2Star": "再次输入新密码 *",
+  "passwordErrorNotification": "输入的密码必须相同",
+
+  "emailStar": "Email *",
+  "firstName": "名",
+  "firstNameUpper": "名",
+  "lastName": "姓",
+  "lastNameUpper": "姓",
+  "profileSuccessNotification": "配置更新成功",
+  "passwordSuccessNotification": "密码修改成功",
+
+  "notImplemented": "未实现!",
+
+  "listIsEmptyText": "列表当前为空",
+  "tryAgain": "再试一次"
+}
\ No newline at end of file
diff --git a/lib/main.dart b/lib/main.dart
index f5710e3..45b7d66 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,3 +1,4 @@
+import 'package:flutter_localizations/flutter_localizations.dart';
 import 'package:universal_platform/universal_platform.dart';
 
 import 'package:flutter/material.dart';
@@ -9,6 +10,7 @@ import 'package:thingsboard_app/modules/dashboard/main_dashboard_page.dart';
 import 'package:thingsboard_app/widgets/two_page_view.dart';
 
 import 'config/themes/tb_theme.dart';
+import 'generated/l10n.dart';
 
 final appRouter = ThingsboardAppRouter();
 
@@ -131,14 +133,28 @@ class ThingsboardAppState extends State<ThingsboardApp>
         statusBarColor: Colors.white,
         systemNavigationBarIconBrightness: Brightness.light));
     return MaterialApp(
-        title: 'ThingsBoard',
+        localizationsDelegates: [
+          S.delegate,
+          GlobalMaterialLocalizations.delegate,
+          GlobalWidgetsLocalizations.delegate,
+          GlobalCupertinoLocalizations.delegate,
+        ],
+        supportedLocales: S.delegate.supportedLocales,
+        onGenerateTitle: (BuildContext context) => S.of(context).appTitle,
         themeMode: ThemeMode.light,
         home: TwoPageView(
             controller: _mainPageViewController,
             first: MaterialApp(
               key: mainAppKey,
               scaffoldMessengerKey: appRouter.tbContext.messengerKey,
-              title: 'ThingsBoard',
+              localizationsDelegates: [
+                S.delegate,
+                GlobalMaterialLocalizations.delegate,
+                GlobalWidgetsLocalizations.delegate,
+                GlobalCupertinoLocalizations.delegate,
+              ],
+              supportedLocales: S.delegate.supportedLocales,
+              onGenerateTitle: (BuildContext context) => S.of(context).appTitle,
               theme: tbTheme,
               themeMode: ThemeMode.light,
               darkTheme: tbDarkTheme,
@@ -148,7 +164,14 @@ class ThingsboardAppState extends State<ThingsboardApp>
             second: MaterialApp(
               key: dashboardKey,
               // scaffoldMessengerKey: appRouter.tbContext.messengerKey,
-              title: 'ThingsBoard',
+              localizationsDelegates: [
+                S.delegate,
+                GlobalMaterialLocalizations.delegate,
+                GlobalWidgetsLocalizations.delegate,
+                GlobalCupertinoLocalizations.delegate,
+              ],
+              supportedLocales: S.delegate.supportedLocales,
+              onGenerateTitle: (BuildContext context) => S.of(context).appTitle,
               theme: tbTheme,
               themeMode: ThemeMode.light,
               darkTheme: tbDarkTheme,
diff --git a/lib/modules/alarm/alarms_base.dart b/lib/modules/alarm/alarms_base.dart
index 3192696..ea452cf 100644
--- a/lib/modules/alarm/alarms_base.dart
+++ b/lib/modules/alarm/alarms_base.dart
@@ -4,6 +4,7 @@ import 'package:intl/intl.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
 import 'package:thingsboard_app/core/entity/entities_base.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/utils/utils.dart';
 import 'package:thingsboard_client/thingsboard_client.dart';
 
@@ -249,7 +250,8 @@ class _AlarmCardState extends TbContextState<AlarmCard> {
                                     child: IconButton(
                                         icon: Icon(Icons.done, size: 18),
                                         padding: EdgeInsets.all(7.0),
-                                        onPressed: () => _ackAlarm(alarm))),
+                                        onPressed: () =>
+                                            _ackAlarm(alarm, context))),
                               if ([
                                 AlarmStatus.ACTIVE_UNACK,
                                 AlarmStatus.ACTIVE_ACK
@@ -262,7 +264,8 @@ class _AlarmCardState extends TbContextState<AlarmCard> {
                                       child: IconButton(
                                           icon: Icon(Icons.clear, size: 18),
                                           padding: EdgeInsets.all(7.0),
-                                          onPressed: () => _clearAlarm(alarm)))
+                                          onPressed: () =>
+                                              _clearAlarm(alarm, context)))
                                 ])
                             ],
                           ),
@@ -277,12 +280,12 @@ class _AlarmCardState extends TbContextState<AlarmCard> {
     }
   }
 
-  _clearAlarm(AlarmInfo alarm) async {
+  _clearAlarm(AlarmInfo alarm, BuildContext context) async {
     var res = await confirm(
-        title: 'Clear Alarm',
-        message: 'Are you sure you want to clear Alarm?',
-        cancel: 'No',
-        ok: 'Yes');
+        title: '${S.of(context).alarmClearTitle}',
+        message: '${S.of(context).alarmClearText}',
+        cancel: '${S.of(context).No}',
+        ok: '${S.of(context).Yes}');
     if (res != null && res) {
       setState(() {
         loading = true;
@@ -297,12 +300,12 @@ class _AlarmCardState extends TbContextState<AlarmCard> {
     }
   }
 
-  _ackAlarm(AlarmInfo alarm) async {
+  _ackAlarm(AlarmInfo alarm, BuildContext context) async {
     var res = await confirm(
-        title: 'Acknowledge Alarm',
-        message: 'Are you sure you want to acknowledge Alarm?',
-        cancel: 'No',
-        ok: 'Yes');
+        title: '${S.of(context).alarmAcknowledgeTitle}',
+        message: '${S.of(context).alarmAcknowledgeText}',
+        cancel: '${S.of(context).No}',
+        ok: '${S.of(context).Yes}');
     if (res != null && res) {
       setState(() {
         loading = true;
diff --git a/lib/modules/asset/asset_details_page.dart b/lib/modules/asset/asset_details_page.dart
index 29055f1..eca8f78 100644
--- a/lib/modules/asset/asset_details_page.dart
+++ b/lib/modules/asset/asset_details_page.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/entity/entity_details_page.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_client/thingsboard_client.dart';
 
 class AssetDetailsPage extends EntityDetailsPage<AssetInfo> {
@@ -24,16 +25,17 @@ class AssetDetailsPage extends EntityDetailsPage<AssetInfo> {
             crossAxisAlignment: CrossAxisAlignment.start,
             mainAxisSize: MainAxisSize.max,
             children: [
-              Text('Asset name', style: labelTextStyle),
+              Text('${S.of(context).assetName}', style: labelTextStyle),
               Text(asset.name, style: valueTextStyle),
               SizedBox(height: 16),
-              Text('Type', style: labelTextStyle),
+              Text('${S.of(context).type}', style: labelTextStyle),
               Text(asset.type, style: valueTextStyle),
               SizedBox(height: 16),
-              Text('Label', style: labelTextStyle),
+              Text('${S.of(context).label}', style: labelTextStyle),
               Text(asset.label ?? '', style: valueTextStyle),
               SizedBox(height: 16),
-              Text('Assigned to customer', style: labelTextStyle),
+              Text('${S.of(context).assignedToCustomer}',
+                  style: labelTextStyle),
               Text(asset.customerTitle ?? '', style: valueTextStyle),
             ]));
   }
diff --git a/lib/modules/audit_log/audit_log_details_page.dart b/lib/modules/audit_log/audit_log_details_page.dart
index a25b77e..b0f6f70 100644
--- a/lib/modules/audit_log/audit_log_details_page.dart
+++ b/lib/modules/audit_log/audit_log_details_page.dart
@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
 import 'package:thingsboard_app/core/entity/entities_base.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/modules/audit_log/audit_logs_base.dart';
 import 'package:thingsboard_app/widgets/tb_app_bar.dart';
 import 'package:thingsboard_client/thingsboard_client.dart';
@@ -39,7 +40,7 @@ class _AuditLogDetailsPageState extends TbContextState<AuditLogDetailsPage> {
                       fontWeight: FontWeight.w500,
                       fontSize: 16,
                       height: 20 / 16)),
-            Text('Audit log details',
+            Text('${S.of(context).auditLogDetails}',
                 style: TextStyle(
                     color: Theme.of(context)
                         .primaryTextTheme
@@ -56,24 +57,24 @@ class _AuditLogDetailsPageState extends TbContextState<AuditLogDetailsPage> {
             crossAxisAlignment: CrossAxisAlignment.start,
             mainAxisSize: MainAxisSize.max,
             children: [
-              Text('Entity Type', style: labelTextStyle),
+              Text('${S.of(context).entityType}', style: labelTextStyle),
               Text(entityTypeTranslations[widget.auditLog.entityId.entityType]!,
                   style: valueTextStyle),
               SizedBox(height: 16),
-              Text('Type', style: labelTextStyle),
+              Text('${S.of(context).type}', style: labelTextStyle),
               Text(actionTypeTranslations[widget.auditLog.actionType]!,
                   style: valueTextStyle),
               SizedBox(height: 16),
               Flexible(
                   fit: FlexFit.loose,
-                  child: buildBorderedText('Action data',
+                  child: buildBorderedText('${S.of(context).actionData}',
                       encoder.convert(widget.auditLog.actionData))),
               if (widget.auditLog.actionStatus == ActionStatus.FAILURE)
                 SizedBox(height: 16),
               if (widget.auditLog.actionStatus == ActionStatus.FAILURE)
                 Flexible(
                     fit: FlexFit.loose,
-                    child: buildBorderedText('Failure details',
+                    child: buildBorderedText('${S.of(context).failureDetails}',
                         widget.auditLog.actionFailureDetails!))
             ]),
       ),
diff --git a/lib/modules/device/device_profiles_base.dart b/lib/modules/device/device_profiles_base.dart
index 5fcebae..5670648 100644
--- a/lib/modules/device/device_profiles_base.dart
+++ b/lib/modules/device/device_profiles_base.dart
@@ -7,6 +7,7 @@ import 'package:thingsboard_app/constants/assets_path.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
 import 'package:thingsboard_app/core/entity/entities_base.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/utils/services/device_profile_cache.dart';
 import 'package:thingsboard_app/utils/services/entity_query_api.dart';
 import 'package:thingsboard_app/utils/utils.dart';
@@ -135,7 +136,7 @@ class _AllDevicesCardState extends TbContextState<AllDevicesCard> {
                         mainAxisSize: MainAxisSize.max,
                         mainAxisAlignment: MainAxisAlignment.spaceBetween,
                         children: [
-                          Text('All devices',
+                          Text('${S.of(context).allDevices}',
                               style: TextStyle(
                                   fontWeight: FontWeight.w500,
                                   fontSize: 14,
@@ -414,7 +415,10 @@ Widget _buildDeviceCount(BuildContext context, bool active, int count) {
               ],
             ),
             SizedBox(width: 8.67),
-            Text(active ? 'Active' : 'Inactive',
+            Text(
+                active
+                    ? '${S.of(context).active}'
+                    : '${S.of(context).inactive}',
                 style: TextStyle(
                     fontSize: 12,
                     fontWeight: FontWeight.w500,
diff --git a/lib/modules/device/devices_base.dart b/lib/modules/device/devices_base.dart
index 03f7090..e08ab0e 100644
--- a/lib/modules/device/devices_base.dart
+++ b/lib/modules/device/devices_base.dart
@@ -7,6 +7,7 @@ import 'package:thingsboard_app/constants/assets_path.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
 import 'package:thingsboard_app/core/entity/entities_base.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/utils/services/device_profile_cache.dart';
 import 'package:thingsboard_app/utils/services/entity_query_api.dart';
 import 'package:thingsboard_app/utils/utils.dart';
@@ -266,8 +267,8 @@ class _DeviceCardState extends TbContextState<DeviceCard> {
                                                 widget.device.attribute(
                                                             'active') ==
                                                         'true'
-                                                    ? 'Active'
-                                                    : 'Inactive',
+                                                    ? '${S.of(context).active}'
+                                                    : '${S.of(context).inactive}',
                                                 style: TextStyle(
                                                   color: widget.device
                                                               .attribute(
diff --git a/lib/modules/device/devices_list_page.dart b/lib/modules/device/devices_list_page.dart
index 16d969a..caf1061 100644
--- a/lib/modules/device/devices_list_page.dart
+++ b/lib/modules/device/devices_list_page.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/modules/device/devices_base.dart';
 import 'package:thingsboard_app/modules/device/devices_list.dart';
 import 'package:thingsboard_app/widgets/tb_app_bar.dart';
@@ -41,11 +42,14 @@ class _DevicesListPageState extends TbPageState<DevicesListPage> {
             _deviceQueryController.onSearchText(searchText),
       );
     } else {
-      String titleText =
-          widget.deviceType != null ? widget.deviceType! : 'All devices';
+      String titleText = widget.deviceType != null
+          ? widget.deviceType!
+          : '${S.of(context).allDevices}';
       String? subTitleText;
       if (widget.active != null) {
-        subTitleText = widget.active == true ? 'Active' : 'Inactive';
+        subTitleText = widget.active == true
+            ? '${S.of(context).active}'
+            : '${S.of(context).inactive}';
       }
       Column title =
           Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
diff --git a/lib/modules/main/main_page.dart b/lib/modules/main/main_page.dart
index 1766444..f2761dd 100644
--- a/lib/modules/main/main_page.dart
+++ b/lib/modules/main/main_page.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/modules/alarm/alarms_page.dart';
 import 'package:thingsboard_app/modules/device/devices_main_page.dart';
 import 'package:thingsboard_app/modules/home/home_page.dart';
@@ -9,7 +10,7 @@ import 'package:thingsboard_client/thingsboard_client.dart';
 
 class TbMainNavigationItem {
   final Widget page;
-  final String title;
+  String title;
   final Icon icon;
   final String path;
 
@@ -80,6 +81,26 @@ class TbMainNavigationItem {
       return [];
     }
   }
+
+  static void changeItemsTitleIntl(
+      List<TbMainNavigationItem> items, BuildContext context) {
+    for (var item in items) {
+      switch (item.path) {
+        case '/home':
+          item.title = '${S.of(context).home}';
+          break;
+        case '/alarms':
+          item.title = '${S.of(context).alarms}';
+          break;
+        case '/devices':
+          item.title = '${S.of(context).devices}';
+          break;
+        case '/more':
+          item.title = '${S.of(context).more}';
+          break;
+      }
+    }
+  }
 }
 
 class MainPage extends TbPageWidget {
@@ -129,6 +150,7 @@ class _MainPageState extends TbPageState<MainPage>
 
   @override
   Widget build(BuildContext context) {
+    TbMainNavigationItem.changeItemsTitleIntl(_tabItems, context);
     return WillPopScope(
         onWillPop: () async {
           if (_tabController.index > 0) {
diff --git a/lib/modules/more/more_page.dart b/lib/modules/more/more_page.dart
index 6f9ae1d..3f90eb7 100644
--- a/lib/modules/more/more_page.dart
+++ b/lib/modules/more/more_page.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_client/thingsboard_client.dart';
 
 class MorePage extends TbContextWidget {
@@ -42,7 +43,7 @@ class _MorePageState extends TbContextState<MorePage> {
                       fontSize: 20,
                       height: 23 / 20)),
               SizedBox(height: 2),
-              Text(_getAuthorityName(),
+              Text(_getAuthorityName(context),
                   style: TextStyle(
                       color: Color(0xFFAFAFAF),
                       fontWeight: FontWeight.normal,
@@ -65,7 +66,7 @@ class _MorePageState extends TbContextState<MorePage> {
                           child: Row(mainAxisSize: MainAxisSize.max, children: [
                             Icon(Icons.logout, color: Color(0xFFE04B2F)),
                             SizedBox(width: 34),
-                            Text('Log out',
+                            Text('${S.of(context).logout}',
                                 style: TextStyle(
                                     color: Color(0xFFE04B2F),
                                     fontStyle: FontStyle.normal,
@@ -83,7 +84,8 @@ class _MorePageState extends TbContextState<MorePage> {
   }
 
   Widget buildMoreMenuItems(BuildContext context) {
-    List<Widget> items = MoreMenuItem.getItems(tbContext).map((menuItem) {
+    List<Widget> items =
+        MoreMenuItem.getItems(tbContext, context).map((menuItem) {
       return GestureDetector(
           behavior: HitTestBehavior.opaque,
           child: Container(
@@ -130,20 +132,20 @@ class _MorePageState extends TbContextState<MorePage> {
     return name;
   }
 
-  String _getAuthorityName() {
+  String _getAuthorityName(BuildContext context) {
     var user = tbContext.userDetails;
     var name = '';
     if (user != null) {
       var authority = user.authority;
       switch (authority) {
         case Authority.SYS_ADMIN:
-          name = 'System Administrator';
+          name = '${S.of(context).systemAdministrator}';
           break;
         case Authority.TENANT_ADMIN:
-          name = 'Tenant Administrator';
+          name = '${S.of(context).tenantAdministrator}';
           break;
         case Authority.CUSTOMER_USER:
-          name = 'Customer';
+          name = '${S.of(context).customer}';
           break;
         default:
           break;
@@ -160,7 +162,8 @@ class MoreMenuItem {
 
   MoreMenuItem({required this.title, required this.icon, required this.path});
 
-  static List<MoreMenuItem> getItems(TbContext tbContext) {
+  static List<MoreMenuItem> getItems(
+      TbContext tbContext, BuildContext context) {
     if (tbContext.isAuthenticated) {
       List<MoreMenuItem> items = [];
       switch (tbContext.tbClient.getAuthUser()!.authority) {
@@ -169,19 +172,25 @@ class MoreMenuItem {
         case Authority.TENANT_ADMIN:
           items.addAll([
             MoreMenuItem(
-                title: 'Customers',
+                title: '${S.of(context).customers}',
                 icon: Icons.supervisor_account,
                 path: '/customers'),
-            MoreMenuItem(title: 'Assets', icon: Icons.domain, path: '/assets'),
             MoreMenuItem(
-                title: 'Audit Logs',
+                title: '${S.of(context).assets}',
+                icon: Icons.domain,
+                path: '/assets'),
+            MoreMenuItem(
+                title: '${S.of(context).auditLogs}',
                 icon: Icons.track_changes,
                 path: '/auditLogs')
           ]);
           break;
         case Authority.CUSTOMER_USER:
           items.addAll([
-            MoreMenuItem(title: 'Assets', icon: Icons.domain, path: '/assets')
+            MoreMenuItem(
+                title: '${S.of(context).assets}',
+                icon: Icons.domain,
+                path: '/assets')
           ]);
           break;
         case Authority.REFRESH_TOKEN:
diff --git a/lib/modules/profile/change_password_page.dart b/lib/modules/profile/change_password_page.dart
index 4da2b42..cba6f88 100644
--- a/lib/modules/profile/change_password_page.dart
+++ b/lib/modules/profile/change_password_page.dart
@@ -3,6 +3,7 @@ import 'package:flutter_form_builder/flutter_form_builder.dart';
 import 'package:form_builder_validators/form_builder_validators.dart';
 import 'package:thingsboard_app/core/context/tb_context.dart';
 import 'package:thingsboard_app/core/context/tb_context_widget.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/widgets/tb_app_bar.dart';
 import 'package:thingsboard_app/widgets/tb_progress_indicator.dart';
 
@@ -28,7 +29,7 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
         backgroundColor: Colors.white,
         appBar: TbAppBar(
           tbContext,
-          title: const Text('Change Password'),
+          title: Text('${S.of(context).changePassword}'),
         ),
         body: Stack(
           children: [
@@ -54,7 +55,7 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                                   validator: FormBuilderValidators.compose([
                                     FormBuilderValidators.required(
                                         errorText:
-                                            'Current password is required.')
+                                            '${S.of(context).currentPasswordRequireText}')
                                   ]),
                                   decoration: InputDecoration(
                                       suffixIcon: IconButton(
@@ -68,7 +69,8 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                                         },
                                       ),
                                       border: OutlineInputBorder(),
-                                      labelText: 'Current password *'),
+                                      labelText:
+                                          '${S.of(context).currentPasswordStar}'),
                                 );
                               }),
                           SizedBox(height: 24),
@@ -81,7 +83,8 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                                   obscureText: !showPassword,
                                   validator: FormBuilderValidators.compose([
                                     FormBuilderValidators.required(
-                                        errorText: 'New password is required.')
+                                        errorText:
+                                            '${S.of(context).newPasswordRequireText}')
                                   ]),
                                   decoration: InputDecoration(
                                       suffixIcon: IconButton(
@@ -94,7 +97,8 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                                         },
                                       ),
                                       border: OutlineInputBorder(),
-                                      labelText: 'New password *'),
+                                      labelText:
+                                          '${S.of(context).newPasswordStar}'),
                                 );
                               }),
                           SizedBox(height: 24),
@@ -108,7 +112,7 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                                   validator: FormBuilderValidators.compose([
                                     FormBuilderValidators.required(
                                         errorText:
-                                            'New password again is required.')
+                                            '${S.of(context).newPassword2RequireText}')
                                   ]),
                                   decoration: InputDecoration(
                                       suffixIcon: IconButton(
@@ -121,7 +125,8 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                                         },
                                       ),
                                       border: OutlineInputBorder(),
-                                      labelText: 'New password again *'),
+                                      labelText:
+                                          '${S.of(context).newPassword2Star}'),
                                 );
                               }),
                           SizedBox(height: 24),
@@ -132,7 +137,9 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
                               onPressed: () {
                                 _changePassword();
                               },
-                              child: Center(child: Text('Change Password')))
+                              child: Center(
+                                  child:
+                                      Text('${S.of(context).changePassword}')))
                         ]),
                   ))),
             ),
@@ -161,7 +168,7 @@ class _ChangePasswordPageState extends TbContextState<ChangePasswordPage> {
       String newPassword = formValue['newPassword'];
       String newPassword2 = formValue['newPassword2'];
       if (newPassword != newPassword2) {
-        showErrorNotification('Entered passwords must be same!');
+        showErrorNotification('${S.of(context).passwordErrorNotification}');
       } else {
         _isLoadingNotifier.value = true;
         try {
diff --git a/lib/modules/profile/profile_page.dart b/lib/modules/profile/profile_page.dart
index 6ae0a6b..ddd2393 100644
--- a/lib/modules/profile/profile_page.dart
+++ b/lib/modules/profile/profile_page.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
 import 'package:form_builder_validators/form_builder_validators.dart';
+import 'package:thingsboard_app/generated/l10n.dart';
 import 'package:thingsboard_app/modules/profile/change_password_page.dart';
 import 'package:thingsboard_app/widgets/tb_app_bar.dart';
 
@@ -76,27 +77,29 @@ class _ProfilePageState extends TbPageState<ProfilePage> {
                             name: 'email',
                             validator: FormBuilderValidators.compose([
                               FormBuilderValidators.required(
-                                  errorText: 'Email is required.'),
+                                  errorText:
+                                      '${S.of(context).emailRequireText}'),
                               FormBuilderValidators.email(
-                                  errorText: 'Invalid email format.')
+                                  errorText:
+                                      '${S.of(context).emailInvalidText}')
                             ]),
                             decoration: InputDecoration(
                                 border: OutlineInputBorder(),
-                                labelText: 'Email *'),
+                                labelText: '${S.of(context).emailStar}'),
                           ),
                           SizedBox(height: 24),
                           FormBuilderTextField(
                             name: 'firstName',
                             decoration: InputDecoration(
                                 border: OutlineInputBorder(),
-                                labelText: 'First Name'),
+                                labelText: '${S.of(context).firstNameUpper}'),
                           ),
                           SizedBox(height: 24),
                           FormBuilderTextField(
                             name: 'lastName',
                             decoration: InputDecoration(
                                 border: OutlineInputBorder(),
-                                labelText: 'Last Name'),
+                                labelText: '${S.of(context).lastNameUpper}'),
                           ),
                           SizedBox(height: 24),
                           OutlinedButton(
@@ -106,7 +109,9 @@ class _ProfilePageState extends TbPageState<ProfilePage> {
                               onPressed: () {
                                 _changePassword();
                               },
-                              child: Center(child: Text('Change Password')))
+                              child: Center(
+                                  child:
+                                      Text('${S.of(context).changePassword}')))
                         ]),
                   ))),
             ),
@@ -156,7 +161,9 @@ class _ProfilePageState extends TbPageState<ProfilePage> {
         _setUser();
         await Future.delayed(Duration(milliseconds: 300));
         _isLoadingNotifier.value = false;
-        showSuccessNotification('Profile successfully updated',
+        showSuccessNotification('${S.of(context).profileSuccessNotification}',
+            duration: Duration(milliseconds: 1500));
+        showSuccessNotification('${S.of(context).profileSuccessNotification}',
             duration: Duration(milliseconds: 1500));
       }
     }
@@ -166,7 +173,7 @@ class _ProfilePageState extends TbPageState<ProfilePage> {
     var res = await tbContext
         .showFullScreenDialog<bool>(new ChangePasswordPage(tbContext));
     if (res == true) {
-      showSuccessNotification('Password successfully changed',
+      showSuccessNotification('${S.of(context).passwordSuccessNotification}',
           duration: Duration(milliseconds: 1500));
     }
   }
diff --git a/pubspec.lock b/pubspec.lock
index 7bb17d4..7a5b615 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -191,7 +191,7 @@ packages:
     source: hosted
     version: "0.10.0"
   flutter_localizations:
-    dependency: transitive
+    dependency: "direct main"
     description: flutter
     source: sdk
     version: "0.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 8ffc40b..f511a6c 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -48,6 +48,8 @@ dependencies:
   universal_html: ^2.0.8
   universal_platform: ^1.0.0+1
   preload_page_view: ^0.1.6
+  flutter_localizations:
+    sdk: flutter
 
 dev_dependencies:
   flutter_test:
@@ -90,3 +92,5 @@ flutter_icons:
   ios: true
   remove_alpha_ios: true
   image_path: "assets/images/thingsboard.png"
+flutter_intl:
+  enabled: true