diff --git a/frontend/mobile-app/lib/core/services/multi_account_service.dart b/frontend/mobile-app/lib/core/services/multi_account_service.dart
index 66f3c432..77365b7f 100644
--- a/frontend/mobile-app/lib/core/services/multi_account_service.dart
+++ b/frontend/mobile-app/lib/core/services/multi_account_service.dart
@@ -387,9 +387,6 @@ class MultiAccountService {
   Future<void> logoutCurrentAccount() async {
     debugPrint('$_tag logoutCurrentAccount() - 退出当前账号');
 
-    // 保存当前账号数据
-    await saveCurrentAccountData();
-
     // 清除当前账号标记
     await setCurrentAccountId(null);
 
diff --git a/frontend/mobile-app/lib/core/telemetry/storage/telemetry_storage.dart b/frontend/mobile-app/lib/core/telemetry/storage/telemetry_storage.dart
index e57c6bf3..618356a2 100644
--- a/frontend/mobile-app/lib/core/telemetry/storage/telemetry_storage.dart
+++ b/frontend/mobile-app/lib/core/telemetry/storage/telemetry_storage.dart
@@ -106,6 +106,9 @@ class TelemetryStorage {
   /// 清空所有遥测数据（退出登录时调用）
   /// 保留 installId 和 deviceContext（设备级别数据）
   Future<void> clearUserData() async {
+    if (!_isInitialized) {
+      await init();
+    }
     await _prefs.remove(_keyEventQueue);
     debugPrint('📊 TelemetryStorage: 已清除用户相关遥测数据');
   }