diff --git a/client/lib/main.dart b/client/lib/main.dart
index 16fdc16..2acba2b 100644
--- a/client/lib/main.dart
+++ b/client/lib/main.dart
@@ -43,8 +43,8 @@ Future<void> main(List<String> args) async {
     await windowManager.setMinimumSize(const Size(720, 560));
     await windowManager.setSize(const Size(920, 640));
     await windowManager.center();
-    // 窗口标题用中文品牌名(不带 "VPN" 字眼);英文环境下原生标题为 "Pangolin"。
-    await windowManager.setTitle('穿山甲');
+    // 窗口标题用英文品牌名(不带 "VPN" 字眼;默认 UI 语言为英文,标题保持一致)。
+    await windowManager.setTitle('Pangolin');
     // 自启:首帧前就隐藏窗口(避免闪现),托盘已就绪可随时唤回;自动连接逻辑照常跑。
     if (bootAutostart) {
       await windowManager.hide();
@@ -109,7 +109,7 @@ class _PangolinAppState extends ConsumerState<PangolinApp> {
   Widget build(BuildContext context) {
     final mode = ref.watch(themeModeProvider);
     return MaterialApp(
-      title: '穿山甲',
+      title: 'Pangolin',
       debugShowCheckedModeBanner: false,
       theme: PangolinTheme.light,
       darkTheme: PangolinTheme.dark,
diff --git a/client/lib/system_tray.dart b/client/lib/system_tray.dart
index 3bf786e..429f50a 100644
--- a/client/lib/system_tray.dart
+++ b/client/lib/system_tray.dart
@@ -58,11 +58,11 @@ class TrayService with TrayListener, WindowListener {
     await trayManager.setIcon(
       Platform.isWindows ? 'assets/tray_icon.ico' : 'assets/tray_icon.png',
     );
-    await trayManager.setToolTip('穿山甲 Pangolin');
+    await trayManager.setToolTip('Pangolin');
     await trayManager.setContextMenu(Menu(items: [
-      MenuItem(key: 'show', label: '显示主界面'),
+      MenuItem(key: 'show', label: 'Show Window'),
       MenuItem.separator(),
-      MenuItem(key: 'quit', label: '退出'),
+      MenuItem(key: 'quit', label: 'Quit'),
     ]));
   }
 
diff --git a/client/macos/Runner/Info.plist b/client/macos/Runner/Info.plist
index d43b0ba..f0d2e27 100644
--- a/client/macos/Runner/Info.plist
+++ b/client/macos/Runner/Info.plist
@@ -13,7 +13,7 @@
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>
-	<string>$(PRODUCT_NAME)</string>
+	<string>Pangolin</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
diff --git a/client/windows/installer/pangolin.iss b/client/windows/installer/pangolin.iss
index 4166cec..10e72a3 100644
--- a/client/windows/installer/pangolin.iss
+++ b/client/windows/installer/pangolin.iss
@@ -2,7 +2,7 @@
 ; 编译: ISCC.exe pangolin.iss  (或用 Inno Setup Compiler 打开)
 ; 前置: 先在 client/ 跑 `flutter build windows`(Release),产物在
 ;       ..\..\build\windows\x64\runner\Release
-#define MyAppName "穿山甲 Pangolin"
+#define MyAppName "Pangolin"
 #define MyAppVersion "1.0.73"
 #define MyAppPublisher "Pangolin"
 #define MyAppExeName "pangolin_vpn.exe"