diff --git a/main/manager-mobile/src/i18n/en.ts b/main/manager-mobile/src/i18n/en.ts
index 2b77cebe..fbc7be20 100644
--- a/main/manager-mobile/src/i18n/en.ts
+++ b/main/manager-mobile/src/i18n/en.ts
@@ -11,6 +11,7 @@ export default {
   'login.navigationTitle': 'Login',
   'login.fetchConfigError': 'Failed to fetch configuration:',
   'login.selectLanguage': 'Select Language',
+  'login.selectLanguageTip': '中文',
   'login.welcomeBack': 'Welcome Back',
   'login.pleaseLogin': 'Please log in to your account',
   'login.enterUsername': 'Please enter username',
diff --git a/main/manager-mobile/src/i18n/zh_CN.ts b/main/manager-mobile/src/i18n/zh_CN.ts
index b8642847..5b25c57b 100644
--- a/main/manager-mobile/src/i18n/zh_CN.ts
+++ b/main/manager-mobile/src/i18n/zh_CN.ts
@@ -11,6 +11,7 @@ export default {
   'login.navigationTitle': '登录',
   'login.fetchConfigError': '获取配置失败:',
   'login.selectLanguage': '选择语言',
+  'login.selectLanguageTip': 'En',
   'login.welcomeBack': '欢迎回来',
   'login.pleaseLogin': '请登录您的账户',
   'login.enterUsername': '请输入用户名',
diff --git a/main/manager-mobile/src/i18n/zh_TW.ts b/main/manager-mobile/src/i18n/zh_TW.ts
index 489b96d1..617aa5fb 100644
--- a/main/manager-mobile/src/i18n/zh_TW.ts
+++ b/main/manager-mobile/src/i18n/zh_TW.ts
@@ -11,6 +11,7 @@ export default {
   'login.navigationTitle': '登錄',
   'login.fetchConfigError': '獲取配置失敗:',
   'login.selectLanguage': '選擇語言',
+  'login.selectLanguageTip': '简体',
   'login.welcomeBack': '歡迎回來',
   'login.pleaseLogin': '請登錄您的賬戶',
   'login.enterUsername': '請輸入用戶名',
diff --git a/main/manager-mobile/src/pages.json b/main/manager-mobile/src/pages.json
index b643029e..ac7da2ce 100644
--- a/main/manager-mobile/src/pages.json
+++ b/main/manager-mobile/src/pages.json
@@ -1,7 +1,7 @@
 {
   "globalStyle": {
     "navigationStyle": "default",
-    "navigationBarTitleText": "小智",
+    "navigationBarTitleText": "智控台",
     "navigationBarBackgroundColor": "#f8f8f8",
     "navigationBarTextStyle": "black",
     "backgroundColor": "#FFFFFF"
diff --git a/main/manager-mobile/src/pages/login/index.vue b/main/manager-mobile/src/pages/login/index.vue
index d133ebe3..0a87707e 100644
--- a/main/manager-mobile/src/pages/login/index.vue
+++ b/main/manager-mobile/src/pages/login/index.vue
@@ -285,7 +285,7 @@ onMounted(async () => {
 	<view class="top-right-buttons" :style="{ top: `${safeAreaInsets?.top + 10}px` }">
 	  <!-- 语言切换按钮 -->
 	  <view class="lang-btn" @click="showLanguageSheet = true">
-	    <text class="lang-text-icon">🌐</text>
+      <text class="lang-text-icon">{{ t('login.selectLanguageTip') }}</text>
 	  </view>
 	  
 	  <!-- 服务端设置按钮 -->
@@ -571,7 +571,7 @@ onMounted(async () => {
         &.captcha-wrapper {
           .captcha-image {
             margin-left: 20rpx;
-            width: 120rpx;
+            width: 150rpx;
             height: 60rpx;
             border-radius: 8rpx;
             overflow: hidden;
@@ -892,7 +892,7 @@ onMounted(async () => {
   }
 
   .lang-text-icon {
-    font-size: 28rpx;
+    font-size: 18rpx;
     color: #FFFFFF;
   }
 
diff --git a/main/manager-mobile/src/pages/register/index.vue b/main/manager-mobile/src/pages/register/index.vue
index 719eafa6..e70cf75c 100644
--- a/main/manager-mobile/src/pages/register/index.vue
+++ b/main/manager-mobile/src/pages/register/index.vue
@@ -642,7 +642,7 @@ onMounted(async () => {
         &.captcha-wrapper {
           .captcha-image {
             margin-left: 20rpx;
-            width: 120rpx;
+            width: 150rpx;
             height: 60rpx;
             border-radius: 8rpx;
             overflow: hidden;