diff --git a/lib/common/conf/app_conf.dart b/lib/common/conf/app_conf.dart
index 606f1bf..4e3a1a8 100644
--- a/lib/common/conf/app_conf.dart
+++ b/lib/common/conf/app_conf.dart
@@ -18,7 +18,7 @@ import '../../base/ui.dart';
 
 class AppConf {
   static const String appVersion = "2.11.0 Beta";
-  static const int appVersionCode = 36;
+  static const int appVersionCode = 35;
   static const String appVersionDate = "2024-01-07";
 
   static const gameChannels = ["LIVE", "PTU", "EPTU"];
diff --git a/lib/common/conf/url_conf.dart b/lib/common/conf/url_conf.dart
index 9326b4f..60c7ced 100644
--- a/lib/common/conf/url_conf.dart
+++ b/lib/common/conf/url_conf.dart
@@ -24,4 +24,5 @@ class URLConf {
       "$_rssHomeUrl/baidu/tieba/user/%E7%81%AC%E7%81%ACG%E7%81%AC%E7%81%AC&";
 
   static const feedbackUrl = "https://txc.qq.com/products/614843";
+  static const devReleaseUrl = "https://git.sctoolbox.sccsgo.com/SCToolBox/Release/releases";
 }
diff --git a/lib/ui/settings/upgrade_dialog_ui.dart b/lib/ui/settings/upgrade_dialog_ui.dart
index 8cd8c9f..67240ec 100644
--- a/lib/ui/settings/upgrade_dialog_ui.dart
+++ b/lib/ui/settings/upgrade_dialog_ui.dart
@@ -41,6 +41,23 @@ class UpgradeDialogUI extends BaseUI<UpgradeDialogUIModel> {
                 ),
               ),
             )),
+            if (model.isUsingDiversion) ...[
+              const SizedBox(height: 24),
+              GestureDetector(
+                onTap: model.launchReleaseUrl,
+                child: Container(
+                  padding: const EdgeInsets.all(12),
+                  decoration: BoxDecoration(
+                      color: Colors.white.withOpacity(.1),
+                      borderRadius: BorderRadius.circular(7)),
+                  child: Text(
+                    "提示：当前正在使用分流服务器进行更新，可能会出现下载速度下降，但有助于我们进行成本控制，若下载异常请点击这里跳转手动安装。",
+                    style: TextStyle(
+                        fontSize: 14, color: Colors.white.withOpacity(.7)),
+                  ),
+                ),
+              ),
+            ],
             if (model.isUpgrading) ...[
               const SizedBox(height: 24),
               Row(
diff --git a/lib/ui/settings/upgrade_dialog_ui_model.dart b/lib/ui/settings/upgrade_dialog_ui_model.dart
index dc95f95..0634feb 100644
--- a/lib/ui/settings/upgrade_dialog_ui_model.dart
+++ b/lib/ui/settings/upgrade_dialog_ui_model.dart
@@ -1,19 +1,22 @@
 import 'dart:io';
 
 import 'package:dio/dio.dart';
+import 'package:markdown/markdown.dart';
 import 'package:starcitizen_doctor/api/api.dart';
 import 'package:starcitizen_doctor/base/ui_model.dart';
 import 'package:starcitizen_doctor/common/conf/app_conf.dart';
-import 'package:starcitizen_doctor/common/helper/system_helper.dart';
+import 'package:starcitizen_doctor/common/conf/url_conf.dart';
 import 'package:url_launcher/url_launcher_string.dart';
+import 'package:html/parser.dart';
 
 class UpgradeDialogUIModel extends BaseUIModel {
   String? description;
   String targetVersion = "";
   String downloadUrl = "";
+  String? diversionDownloadUrl;
+  bool isUsingDiversion = false;
 
   bool isUpgrading = false;
-
   double? progress;
 
   @override
@@ -25,6 +28,7 @@ class UpgradeDialogUIModel extends BaseUIModel {
           : AppConf.networkVersionData!.lastVersion!;
       final r = await Api.getAppReleaseDataByVersionName(targetVersion);
       description = r["body"];
+      _checkDiversionUrl();
       final assets = List.of(r["assets"] ?? []);
       for (var asset in assets) {
         if (asset["name"].toString().endsWith("SETUP.exe")) {
@@ -41,13 +45,39 @@ class UpgradeDialogUIModel extends BaseUIModel {
     if (AppConf.isMSE) {
       launchUrlString("ms-windows-store://pdp/?productid=9NF3SWFWNKL1");
       await Future.delayed(const Duration(seconds: 3));
-      exit(0);
+      if (AppConf.appVersionCode <
+          (AppConf.networkVersionData?.minVersionCode ?? 0)) {
+        exit(0);
+      }
+      Navigator.pop(context!);
     }
     isUpgrading = true;
     notifyListeners();
     final fileName = "${AppConf.getUpgradePath()}/next_SETUP.exe";
     try {
-      await Dio().download(downloadUrl, fileName,
+      // check diversionDownloadUrl
+      var url = downloadUrl;
+      final dio = Dio();
+      if (diversionDownloadUrl != null) {
+        try {
+          final resp = await dio.head(diversionDownloadUrl!,
+              options: Options(
+                  sendTimeout: const Duration(seconds: 10),
+                  receiveTimeout: const Duration(seconds: 10)));
+          if (resp.statusCode == 200) {
+            isUsingDiversion = true;
+            url = diversionDownloadUrl!;
+            notifyListeners();
+          } else {
+            isUsingDiversion = false;
+            notifyListeners();
+          }
+          dPrint("diversionDownloadUrl head resp == ${resp.headers}");
+        } catch (e) {
+          dPrint("diversionDownloadUrl err:$e");
+        }
+      }
+      await dio.download(url, fileName,
           onReceiveProgress: (int count, int total) {
         progress = (count / total) * 100;
         notifyListeners();
@@ -60,24 +90,45 @@ class UpgradeDialogUIModel extends BaseUIModel {
       return;
     }
 
-    try {
-      final r = await (Process.run(
-          SystemHelper.powershellPath, ["start", fileName, "/SILENT"]));
-      if (r.stderr.toString().isNotEmpty) {
-        throw r.stderr;
-      }
-      exit(0);
-    } catch (_) {
-      isUpgrading = false;
-      progress = null;
-      showToast(context!, "运行失败，请尝试手动安装！");
-      Process.run(SystemHelper.powershellPath,
-          ["explorer.exe", "/select,\"$fileName\""]);
-      notifyListeners();
-    }
+    // try {
+    //   final r = await (Process.run(
+    //       SystemHelper.powershellPath, ["start", fileName, "/SILENT"]));
+    //   if (r.stderr.toString().isNotEmpty) {
+    //     throw r.stderr;
+    //   }
+    //   exit(0);
+    // } catch (_) {
+    //   isUpgrading = false;
+    //   progress = null;
+    //   showToast(context!, "运行失败，请尝试手动安装！");
+    //   Process.run(SystemHelper.powershellPath,
+    //       ["explorer.exe", "/select,\"$fileName\""]);
+    //   notifyListeners();
+    // }
   }
 
   void doCancel() {
     Navigator.pop(context!, true);
   }
+
+  void _checkDiversionUrl() {
+    try {
+      final htmlStr = markdownToHtml(description!);
+      final html = parse(htmlStr);
+      html.querySelectorAll('a').forEach((element) {
+        String linkText = element.text;
+        String linkUrl = element.attributes['href'] ?? '';
+        if (linkText.trim().endsWith("_SETUP.exe")) {
+          diversionDownloadUrl = linkUrl.trim();
+          dPrint("diversionDownloadUrl === $diversionDownloadUrl");
+        }
+      });
+    } catch (e) {
+      dPrint("_checkDiversionUrl Error:$e");
+    }
+  }
+
+  void launchReleaseUrl() {
+    launchUrlString(URLConf.devReleaseUrl);
+  }
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index 60a94de..a1209f5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -41,6 +41,7 @@ dependencies:
   hive: ^2.2.3
   path_provider: ^2.1.1
   dio: ^5.3.3
+  markdown: ^7.2.1
   markdown_widget: ^2.2.0
   extended_image: ^8.2.0
   device_info_plus: ^9.0.3