diff --git a/ios/Podfile.lock b/ios/Podfile.lock
index 70a622a..9f0de26 100644
--- a/ios/Podfile.lock
+++ b/ios/Podfile.lock
@@ -26,9 +26,9 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
-  flutter_native_splash: df59bb2e1421aa0282cb2e95618af4dcb0c56c29
-  flutter_v2ray: 21ee520e013877941e2e67b3b48aed9c6870e8dc
-  shared_preferences_foundation: fcdcbc04712aee1108ac7fda236f363274528f78
+  flutter_native_splash: c32d145d68aeda5502d5f543ee38c192065986cf
+  flutter_v2ray: 1190bb389b67a1dc9f28ece1d4b308101e38395e
+  shared_preferences_foundation: 9e1978ff2562383bd5676f64ec4e9aa8fa06a6f7
 
 PODFILE CHECKSUM: f8e15f817b1bf5846cb6aad560a31cf33c165196
 
diff --git a/lib/main.dart b/lib/main.dart
index 5a685f4..4d1358e 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,18 +1,28 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_localizations/flutter_localizations.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 import 'package:provider/provider.dart';
+
 import 'package:vpn_client/pages/apps/apps_page.dart';
 import 'package:vpn_client/pages/main/main_page.dart';
-import 'package:vpn_client/pages/servers/servers_page.dart';
 import 'package:vpn_client/pages/settings/settings_page.dart';
-import 'package:vpn_client/pages/speed/speed_page.dart';
-import 'package:vpn_client/providers/vpn_provider.dart';
+import 'package:vpn_client/pages/servers/servers_page.dart';
 import 'package:vpn_client/theme_provider.dart';
+import 'package:vpn_client/vpn_state.dart';
 
 import 'design/colors.dart';
 import 'nav_bar.dart';
 
 void main() {
-  runApp(MultiProvider(providers: [ChangeNotifierProvider(create: (_) => ThemeProvider()), ChangeNotifierProvider(create: (_) => VPNProvider())], child: const App()));
+  runApp(
+    MultiProvider(
+      providers: [
+        ChangeNotifierProvider(create: (_) => ThemeProvider()),
+        ChangeNotifierProvider(create: (_) => VpnState()),
+      ],
+      child: const App(),
+    ),
+  );
 }
 
 class App extends StatelessWidget {
@@ -22,13 +32,54 @@ class App extends StatelessWidget {
   Widget build(BuildContext context) {
     final themeProvider = Provider.of<ThemeProvider>(context);
 
+    // If you want to override it manually, do it here (or leave as null to use system):
+    // final Locale? manualLocale = const Locale('ru'); // ← override example
+    final Locale? manualLocale = null; // ← use system by default
+
     return MaterialApp(
       debugShowCheckedModeBanner: false,
       title: 'VPN Client',
       theme: lightTheme,
       darkTheme: darkTheme,
+      locale: manualLocale,
+      localeResolutionCallback: (locale, supportedLocales) {
+        if (locale == null) return const Locale('en');
+
+        // Check for exact match
+        for (var supportedLocale in supportedLocales) {
+          if (supportedLocale.languageCode == locale.languageCode &&
+              (supportedLocale.countryCode == null ||
+                  supportedLocale.countryCode == locale.countryCode)) {
+            return supportedLocale;
+          }
+        }
+
+        // If Chinese variants are not supported, fallback to zh
+        if (locale.languageCode == 'zh') {
+          return supportedLocales.contains(const Locale('zh'))
+              ? const Locale('zh')
+              : const Locale('en');
+        }
+
+        // Fallback to 'en' if not found
+        return const Locale('en');
+      },
+
       themeMode: themeProvider.themeMode,
       home: const MainScreen(),
+
+      localizationsDelegates: const [
+        AppLocalizations.delegate,
+        GlobalMaterialLocalizations.delegate,
+        GlobalWidgetsLocalizations.delegate,
+        GlobalCupertinoLocalizations.delegate,
+      ],
+      supportedLocales: const [
+        Locale('en'),
+        Locale('ru'),
+        Locale('th'),
+        Locale('zh'),
+      ],
     );
   }
 }
@@ -51,7 +102,7 @@ class _MainScreenState extends State<MainScreen> {
       const AppsPage(),
       ServersPage(onNavBarTap: _handleNavBarTap),
       const MainPage(),
-      const SpeedPage(),
+      const PlaceholderPage(text: 'Speed Page'),
       const SettingsPage(),
     ];
   }
@@ -69,8 +120,17 @@ class _MainScreenState extends State<MainScreen> {
       bottomNavigationBar: NavBar(
         initialIndex: _currentIndex,
         onItemTapped: _handleNavBarTap,
-        selectedColor: Theme.of(context).colorScheme.primary,
       ),
     );
   }
 }
+
+class PlaceholderPage extends StatelessWidget {
+  final String text;
+  const PlaceholderPage({super.key, required this.text});
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(child: Text(text));
+  }
+}
diff --git a/lib/pages/settings/settings_page.dart b/lib/pages/settings/settings_page.dart
index 788eb52..09f486c 100644
--- a/lib/pages/settings/settings_page.dart
+++ b/lib/pages/settings/settings_page.dart
@@ -1,10 +1,28 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 
-class SettingsPage extends StatelessWidget {
-  const SettingsPage({Key? key}) : super(key: key);
+class SettingsPage extends StatefulWidget {
+  const SettingsPage({super.key});
 
+  @override
+  _SettingsPageState createState() => _SettingsPageState();
+}
+
+class _SettingsPageState extends State<SettingsPage> {
   @override
   Widget build(BuildContext context) {
-    return const Center(child: Text('Settings Page'));
+    return Scaffold(
+      appBar: AppBar(
+        title: Text(AppLocalizations.of(context)!.app_name),
+      ),
+      body: Center(
+        child: ElevatedButton(
+          child: const Text("Help! Coding flutter requires a lot of work!"),
+          onPressed: () {
+            Navigator.pop(context);
+          },
+        ),
+      ),
+    );
   }
-}
\ No newline at end of file
+}
diff --git a/macos/Podfile.lock b/macos/Podfile.lock
index 6d2be2c..abad2fe 100644
--- a/macos/Podfile.lock
+++ b/macos/Podfile.lock
@@ -3,26 +3,20 @@ PODS:
   - shared_preferences_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
-  - vpnclient_engine_flutter (0.0.1):
-    - FlutterMacOS
 
 DEPENDENCIES:
   - FlutterMacOS (from `Flutter/ephemeral`)
   - shared_preferences_foundation (from `Flutter/ephemeral/.symlinks/plugins/shared_preferences_foundation/darwin`)
-  - vpnclient_engine_flutter (from `Flutter/ephemeral/.symlinks/plugins/vpnclient_engine_flutter/macos`)
 
 EXTERNAL SOURCES:
   FlutterMacOS:
     :path: Flutter/ephemeral
   shared_preferences_foundation:
     :path: Flutter/ephemeral/.symlinks/plugins/shared_preferences_foundation/darwin
-  vpnclient_engine_flutter:
-    :path: Flutter/ephemeral/.symlinks/plugins/vpnclient_engine_flutter/macos
 
 SPEC CHECKSUMS:
   FlutterMacOS: 8f6f14fa908a6fb3fba0cd85dbd81ec4b251fb24
-  shared_preferences_foundation: fcdcbc04712aee1108ac7fda236f363274528f78
-  vpnclient_engine_flutter: d018814c86b1c8e99306e2bb838df8dea9fb0971
+  shared_preferences_foundation: 9e1978ff2562383bd5676f64ec4e9aa8fa06a6f7
 
 PODFILE CHECKSUM: 7eb978b976557c8c1cd717d8185ec483fd090a82
 
diff --git a/macos/Runner.xcodeproj/project.pbxproj b/macos/Runner.xcodeproj/project.pbxproj
index f726854..bc12add 100644
--- a/macos/Runner.xcodeproj/project.pbxproj
+++ b/macos/Runner.xcodeproj/project.pbxproj
@@ -389,14 +389,10 @@
 			inputFileListPaths = (
 				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks-${CONFIGURATION}-input-files.xcfilelist",
 			);
-			inputPaths = (
-			);
 			name = "[CP] Embed Pods Frameworks";
 			outputFileListPaths = (
 				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks-${CONFIGURATION}-output-files.xcfilelist",
 			);
-			outputPaths = (
-			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
 			shellScript = "\"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks.sh\"\n";