diff --git a/lib/data/services/version_update_service.dart b/lib/data/services/version_update_service.dart
index b25f861b2..106e0d9a7 100644
--- a/lib/data/services/version_update_service.dart
+++ b/lib/data/services/version_update_service.dart
@@ -147,14 +147,14 @@ class VersionUpdateService extends GetxService {
       final brandChannel = platformInfo.channel;
 
       // 环境变量渠道用于游客登录配置
-      final envChannelName = dotenv.env['Channel'] ?? 'OFFICIAL';
-      final envChannel = UserChannel.fromName(envChannelName);
+      // final envChannelName = dotenv.env['Channel'] ?? 'OFFICIAL';
+      final envChannel = _channel;
       final AppInfo? envAppInfo = appIndex[envChannel];
 
       // 若不存在品牌渠道信息，降级为环境渠道；仍不存在则返回无更新
-      final AppInfo? chosenAppInfo =
-          _getChannelAppInfo(appIndex, brandChannel, envChannel);
-      if (chosenAppInfo == null) {
+      final AppInfo? brandAppInfo = appIndex[brandChannel] ?? envAppInfo;
+
+      if (brandAppInfo == null) {
         _logger.w('lxm--未找到品牌或环境渠道的应用信息，返回无更新');
         return VersionUpdateInfo(
           hasUpdate: false,
@@ -164,14 +164,14 @@ class VersionUpdateService extends GetxService {
         );
       }
 
-      _appInfo = chosenAppInfo;
-      _latestVersion = chosenAppInfo.version;
-      _updateUrl = chosenAppInfo.address;
+      _appInfo = brandAppInfo;
+      _latestVersion = brandAppInfo.version;
+      _updateUrl = brandAppInfo.address;
 
       // 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 = (envAppInfo ?? chosenAppInfo).tourists;
+      _isShowTourists = (envAppInfo ?? brandAppInfo).tourists;
       _allowSkipDeviceBinding =
-          (envAppInfo ?? chosenAppInfo).allowskipdevicebinding;
+          (envAppInfo ?? brandAppInfo).allowskipdevicebinding;
 
       _logger.d('lxm--从服务器获取游客登录配置(最终): ${_isShowTourists}');
 
@@ -186,21 +186,21 @@ class VersionUpdateService extends GetxService {
       // }
 
       // final appInfo = channelAppResponse.data!.app;
-      _hasUpdate = _compareVersions(currentVersion, chosenAppInfo.version);
+      _hasUpdate = _compareVersions(currentVersion, brandAppInfo.version);
 
       // 判断更新类型：如果主版本号不同则强制更新
       UpdateType updateType = UpdateType.none;
       if (_hasUpdate!) {
         _isForceUpdate =
-            _shouldForceUpdate(currentVersion, chosenAppInfo.version);
+            _shouldForceUpdate(currentVersion, brandAppInfo.version);
         updateType = _isForceUpdate! ? UpdateType.force : UpdateType.optional;
       }
       //[3]返回版本更新信息
       return VersionUpdateInfo(
         hasUpdate: _hasUpdate!,
         currentVersion: currentVersion.split('+')[0],
-        latestVersion: chosenAppInfo.version.split('+')[0],
-        appInfo: chosenAppInfo,
+        latestVersion: brandAppInfo.version.split('+')[0],
+        appInfo: brandAppInfo,
         updateType: updateType,
       );
     } catch (e) {
@@ -427,20 +427,6 @@ class VersionUpdateService extends GetxService {
     return index;
   }
 
-  /// 获取渠道信息，带备选策略
-  ///
-  /// 优先返回主渠道的信息，如果主渠道不存在则返回备选渠道的信息。
-  /// 主要用于：
-  /// 1. 版本更新：优先使用设备品牌渠道，备选使用环境变量渠道
-  /// 2. 功能配置：优先使用环境变量渠道，备选使用版本更新渠道
-  AppInfo? _getChannelAppInfo(
-    Map<UserChannel, AppInfo> index,
-    UserChannel primary,
-    UserChannel? fallback,
-  ) {
-    return index[primary] ?? (fallback != null ? index[fallback] : null);
-  }
-
   /// 解析版本号字符串为数字数组
   List<int> _parseVersion(String version) {
     final parts = version.split('.');