diff --git a/lib/data/services/account_service.dart b/lib/data/services/account_service.dart
index 96ae06708..5fbaf41ee 100644
--- a/lib/data/services/account_service.dart
+++ b/lib/data/services/account_service.dart
@@ -1,9 +1,11 @@
 import 'package:get/get.dart';
 import 'package:get_storage/get_storage.dart';
 import 'package:logger/logger.dart';
+import '../../core/utils/synchrodata.dart';
 import '../../modules/login/controllers/googleLogin.dart';
 import '../../modules/login/controllers/facebookLogin.dart';
 import '../services/network/api.dart';
+import 'db/database_helper.dart';
 
 /// 账号管理服务
 ///
@@ -76,6 +78,12 @@ class AccountService extends GetxService {
   /// 返回操作结果，包含成功状态和错误信息
   Future<AccountOperationResult> signOut() async {
     try {
+      // 上传会议记录操作记录
+      await Synchrodata.uploadOperationRecords();
+
+      // 关闭数据库连接
+      await DatabaseHelper().close();
+
       // 清理本地数据
       final dataCleaned = await clearUserData();
       if (!dataCleaned) {
diff --git a/lib/data/services/db/database_helper.dart b/lib/data/services/db/database_helper.dart
index b0d7562c0..34941efbe 100644
--- a/lib/data/services/db/database_helper.dart
+++ b/lib/data/services/db/database_helper.dart
@@ -22,6 +22,8 @@ class DatabaseHelper {
     Map? userInfo = storage.read("user_info");
     if (userInfo != null) {
       _userId = userInfo['user']['uid'];
+    } else {
+      _userId = '';
     }
     String path = join(
       await getDatabasesPath(),
@@ -115,4 +117,11 @@ class DatabaseHelper {
     });
     await batch.commit();
   }
+
+  Future<void> close() async {
+    if (_database != null) {
+      await _database!.close();
+      _database = null;
+    }
+  }
 }
diff --git a/lib/data/services/version_update_service.dart b/lib/data/services/version_update_service.dart
index d41b31441..e26ed08eb 100644
--- a/lib/data/services/version_update_service.dart
+++ b/lib/data/services/version_update_service.dart
@@ -1,5 +1,6 @@
 import 'dart:io';
-import 'package:flutter/foundation.dart';
+import 'dart:math' as math;
+
 import 'package:get/get.dart';
 import 'package:package_info_plus/package_info_plus.dart';
 import 'package:url_launcher/url_launcher.dart';
@@ -8,7 +9,6 @@ import 'package:device_info_plus/device_info_plus.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
 import '../models/channel_app_model.dart';
 import 'network/api.dart';
-import 'dart:math' as math;
 
 /// 版本更新服务类
 class VersionUpdateService extends GetxService {
@@ -49,7 +49,11 @@ class VersionUpdateService extends GetxService {
   String get cachedDeviceBrand => _deviceBrand ?? '';
 
   /// 获取缓存的渠道信息
-  UserChannel get cachedChannel => _channel ?? UserChannel.UNKNOWN;
+  UserChannel get cachedChannel =>
+      _channel ??
+      (_platform?.toLowerCase() == 'ios'
+          ? UserChannel.GLOBAL_APPLE
+          : UserChannel.GLOBAL_GOOGLE);
 
   /// 获取缓存的最新版本
   String get cachedLatestVersion => _latestVersion ?? '';
@@ -90,96 +94,6 @@ class VersionUpdateService extends GetxService {
   //   super.onInit();
   // }
 
-  /// 获取当前应用版本信息
-  Future<String> getCurrentVersion() async {
-    try {
-      final packageInfo = await PackageInfo.fromPlatform();
-      _appVersion = packageInfo.version;
-      _buildNumber = packageInfo.buildNumber;
-      return '${packageInfo.version}+${packageInfo.buildNumber}';
-    } catch (e) {
-      _logger.e('获取当前版本信息失败: $e');
-      return '1.0.0';
-    }
-  }
-
-  /// 获取当前平台信息
-  Future<PlatformInfo> getCurrentPlatformInfo() async {
-    if (Platform.isIOS) {
-      return const PlatformInfo(
-        platform: 'ios',
-        storeType: AppStoreType.appStore,
-        channel: UserChannel.GLOBAL_APPLE,
-      );
-    }
-
-    if (Platform.isAndroid) {
-      // 根据设备品牌判断应用商店类型
-      return await getAndroidStoreInfoByBrand();
-    }
-
-    return const PlatformInfo(
-      platform: 'unknown',
-      storeType: AppStoreType.unknown,
-      channel: UserChannel.UNKNOWN,
-    );
-  }
-
-  /// 根据设备品牌获取应用商店信息
-  ///
-  /// 该方法根据设备品牌判断应用商店类型，并返回对应的 [PlatformInfo] 对象。
-  /// 如果品牌不在预设列表中，将使用环境变量 [Channel] 或默认值 [UserChannel.GLOBAL_GOOGLE]。
-  Future<PlatformInfo> getAndroidStoreInfoByBrand() async {
-    try {
-      final deviceInfo = DeviceInfoPlugin();
-      final androidInfo = await deviceInfo.androidInfo;
-      final brand = androidInfo.brand.toLowerCase();
-
-      _deviceBrand = brand;
-      String channelFromEnv = dotenv.env['Channel'] ?? 'OFFICIAL';
-      _channel = UserChannel.fromName(channelFromEnv);
-
-      UserChannel brandChannel; //品牌渠道,只用于请求版本更新信息
-
-      switch (brand) {
-        case 'huawei':
-          brandChannel = UserChannel.CHINA_HUAWEI;
-          break;
-        case 'xiaomi':
-        case 'redmi':
-          brandChannel = UserChannel.CHINA_XIAOMI;
-          break;
-        case 'oppo':
-        case 'oneplus':
-          brandChannel = UserChannel.CHINA_OPPO;
-          break;
-        case 'vivo':
-        case 'iqoo':
-          brandChannel = UserChannel.CHINA_VIVO;
-          break;
-        case 'honor':
-          brandChannel = UserChannel.CHINA_HONOR;
-          break;
-        default:
-          brandChannel = _channel ?? UserChannel.GLOBAL_GOOGLE;
-          break;
-      }
-
-      return PlatformInfo(
-        platform: 'android',
-        storeType: AppStoreType.official,
-        channel: brandChannel,
-      );
-    } catch (e) {
-      _logger.e('获取Android设备信息失败: $e');
-      return const PlatformInfo(
-        platform: 'android',
-        storeType: AppStoreType.googlePlay,
-        channel: UserChannel.UNKNOWN,
-      );
-    }
-  }
-
   /// 检查版本更新
   Future<VersionUpdateInfo> checkForUpdate() async {
     if (_lastCheckTime != null &&
@@ -203,7 +117,7 @@ class VersionUpdateService extends GetxService {
       final platformInfo = await getCurrentPlatformInfo();
 
       _platform = platformInfo.platform;
-      //_channel = platformInfo.channel;
+      _channel = platformInfo.channel;
       _lastCheckTime = DateTime.now();
 
       // 调用后端接口获取最新版本信息
@@ -233,7 +147,7 @@ class VersionUpdateService extends GetxService {
 
       // 设置游客登录显示状态（先用当前渠道结果作为回退，再用.env渠道覆盖以保持一致）
       _isShowTourists = appInfo.tourists;
-      if (_channel != platformInfo.channel) {
+      if (Platform.isAndroid && _channel != platformInfo.channel) {
         //[4]当前渠道与.env渠道不同，需要从.env渠道获取游客登录配置
         await _refreshTouristsFromEnv();
       }
@@ -281,6 +195,97 @@ class VersionUpdateService extends GetxService {
     }
   }
 
+  /// 获取当前应用版本信息
+  Future<String> getCurrentVersion() async {
+    try {
+      final packageInfo = await PackageInfo.fromPlatform();
+      _appVersion = packageInfo.version;
+      _buildNumber = packageInfo.buildNumber;
+      return '${packageInfo.version}+${packageInfo.buildNumber}';
+    } catch (e) {
+      _logger.e('获取当前版本信息失败: $e');
+      return '1.0.0';
+    }
+  }
+
+  /// 获取当前平台信息
+  Future<PlatformInfo> getCurrentPlatformInfo() async {
+    if (Platform.isIOS) {
+      return const PlatformInfo(
+        platform: 'ios',
+        storeType: AppStoreType.appStore,
+        channel: UserChannel.GLOBAL_APPLE,
+      );
+    }
+
+    if (Platform.isAndroid) {
+      // 根据设备品牌判断应用商店类型
+      return await getAndroidStoreInfoByBrand();
+    }
+
+    return const PlatformInfo(
+      platform: 'unknown',
+      storeType: AppStoreType.unknown,
+      channel: UserChannel.UNKNOWN,
+    );
+  }
+
+  /// 根据设备品牌获取应用商店信息
+  ///
+  /// 该方法根据设备品牌判断应用商店类型，并返回对应的 [PlatformInfo] 对象。
+  /// 如果品牌不在预设列表中，将使用环境变量 [Channel] 或默认值 [UserChannel.GLOBAL_GOOGLE]。
+  Future<PlatformInfo> getAndroidStoreInfoByBrand() async {
+    try {
+      final deviceInfo = DeviceInfoPlugin();
+      final androidInfo = await deviceInfo.androidInfo;
+      final brand = androidInfo.brand.toLowerCase();
+
+      _deviceBrand = brand;
+      String channelFromEnv = dotenv.env['Channel'] ?? 'OFFICIAL';
+      Logger().d('channelFromEnv: $channelFromEnv');
+      _channel = UserChannel.fromName(channelFromEnv);
+
+      UserChannel brandChannel; //品牌渠道,只用于请求版本更新信息
+
+      switch (brand) {
+        case 'huawei':
+          brandChannel = UserChannel.CHINA_HUAWEI;
+          break;
+        case 'xiaomi':
+        case 'redmi':
+          brandChannel = UserChannel.CHINA_XIAOMI;
+          break;
+        case 'oppo':
+        case 'oneplus':
+          brandChannel = UserChannel.CHINA_OPPO;
+          break;
+        case 'vivo':
+        case 'iqoo':
+          brandChannel = UserChannel.CHINA_VIVO;
+          break;
+        case 'honor':
+          brandChannel = UserChannel.CHINA_HONOR;
+          break;
+        default:
+          brandChannel = _channel ?? UserChannel.GLOBAL_GOOGLE;
+          break;
+      }
+
+      return PlatformInfo(
+        platform: 'android',
+        storeType: AppStoreType.official,
+        channel: brandChannel,
+      );
+    } catch (e) {
+      _logger.e('获取Android设备信息失败: $e');
+      return const PlatformInfo(
+        platform: 'android',
+        storeType: AppStoreType.googlePlay,
+        channel: UserChannel.UNKNOWN,
+      );
+    }
+  }
+
   /// 从.env文件刷新游客登录配置
   Future<void> _refreshTouristsFromEnv() async {
     try {
diff --git a/lib/modules/profile/controllers/profile_controller.dart b/lib/modules/profile/controllers/profile_controller.dart
index a26ec587e..50493ad08 100644
--- a/lib/modules/profile/controllers/profile_controller.dart
+++ b/lib/modules/profile/controllers/profile_controller.dart
@@ -6,7 +6,6 @@ import 'package:flutter/material.dart';
 import 'package:image_picker/image_picker.dart';
 import 'package:logger/logger.dart';
 import '../../../data/models/user_Info.dart';
-import '../../settings/controllers/settings_controller.dart';
 import 'dart:io';
 //import 'dart:convert';
 import 'package:flutter_image_compress/flutter_image_compress.dart';