diff --git a/lib/common/conf.dart b/lib/common/conf.dart
index 575f582..fa188e4 100644
--- a/lib/common/conf.dart
+++ b/lib/common/conf.dart
@@ -129,8 +129,13 @@ class AppConf {
     try {
       networkVersionData = await Api.getAppVersion();
       globalUIModel.checkActivityThemeColor();
-      dPrint(
-          "lastVersion=${networkVersionData?.lastVersion}  ${networkVersionData?.lastVersionCode}");
+      if (isMSE) {
+        dPrint(
+            "lastVersion=${networkVersionData?.mSELastVersion}  ${networkVersionData?.mSELastVersionCode}");
+      } else {
+        dPrint(
+            "lastVersion=${networkVersionData?.lastVersion}  ${networkVersionData?.lastVersionCode}");
+      }
     } catch (e) {
       dPrint("_checkUpdate Error:$e");
     }
diff --git a/lib/global_ui_model.dart b/lib/global_ui_model.dart
index e9764fc..6118547 100644
--- a/lib/global_ui_model.dart
+++ b/lib/global_ui_model.dart
@@ -20,7 +20,6 @@ class AppGlobalUIModel extends BaseUIModel {
   Timer? activityThemeColorTimer;
 
   Future<bool> doCheckUpdate(BuildContext context, {bool init = true}) async {
-    if (AppConf.isMSE) return true;
     if (!init) {
       try {
         await AppConf.checkUpdate();
@@ -32,8 +31,10 @@ class AppGlobalUIModel extends BaseUIModel {
           "检查更新失败！请检查网络连接... \n进入离线模式.. \n\n请谨慎在离线模式中使用。 \n当前版本构建日期：${AppConf.appVersionDate}\n QQ群：940696487");
       return false;
     }
-    if (((AppConf.networkVersionData?.lastVersionCode) ?? 0) >
-        AppConf.appVersionCode) {
+    final lastVersion = AppConf.isMSE
+        ? AppConf.networkVersionData?.mSELastVersionCode
+        : AppConf.networkVersionData?.lastVersionCode;
+    if ((lastVersion ?? 0) > AppConf.appVersionCode) {
       // need update
       final r = await showDialog(
           dismissWithEsc: false,
diff --git a/lib/ui/settings/upgrade_dialog_ui_model.dart b/lib/ui/settings/upgrade_dialog_ui_model.dart
index dc95eb0..32d4cfc 100644
--- a/lib/ui/settings/upgrade_dialog_ui_model.dart
+++ b/lib/ui/settings/upgrade_dialog_ui_model.dart
@@ -5,6 +5,7 @@ import 'package:starcitizen_doctor/api/api.dart';
 import 'package:starcitizen_doctor/base/ui_model.dart';
 import 'package:starcitizen_doctor/common/conf.dart';
 import 'package:starcitizen_doctor/common/helper/system_helper.dart';
+import 'package:url_launcher/url_launcher_string.dart';
 
 class UpgradeDialogUIModel extends BaseUIModel {
   String? description;
@@ -19,9 +20,10 @@ class UpgradeDialogUIModel extends BaseUIModel {
   Future loadData() async {
     // get download url for gitlab release
     try {
-      targetVersion = AppConf.networkVersionData!.lastVersion!;
-      final r = await Api.getAppReleaseDataByVersionName(
-          AppConf.networkVersionData!.lastVersion!);
+      targetVersion = AppConf.isMSE
+          ? AppConf.networkVersionData!.mSELastVersion!
+          : AppConf.networkVersionData!.lastVersion!;
+      final r = await Api.getAppReleaseDataByVersionName(targetVersion);
       description = r["description"];
       final assetsLinks = List.of(r["assets"]?["links"] ?? []);
       for (var link in assetsLinks) {
@@ -37,6 +39,10 @@ class UpgradeDialogUIModel extends BaseUIModel {
   }
 
   doUpgrade() async {
+    if (AppConf.isMSE) {
+      launchUrlString("ms-windows-store://pdp/?productid=9NF3SWFWNKL1");
+      return;
+    }
     isUpgrading = true;
     notifyListeners();
     final fileName = "${AppConf.getUpgradePath()}/next_SETUP.exe";