diff --git a/lib/common/core/app_config_helper.dart b/lib/common/core/app_config_helper.dart
index 8b2a7e2..c105ec7 100644
--- a/lib/common/core/app_config_helper.dart
+++ b/lib/common/core/app_config_helper.dart
@@ -17,6 +17,9 @@ class AppConfigHelper {
 
   static String _versionCode = '';
 
+  // 是否检测过更新，因为路由混乱导致首页会多次启动，避免重复检测更新，先临时处理
+  static bool checkedUpdate = false;
+
   // 获取用户信息
   static Future<AppConfigEntity?> getAppConfig() async {
     if (configEntityEntity != null) {
diff --git a/lib/common/request/apis.dart b/lib/common/request/apis.dart
index 03d8800..71f960e 100644
--- a/lib/common/request/apis.dart
+++ b/lib/common/request/apis.dart
@@ -6,6 +6,9 @@ class Apis {
   ///   接口地址：https://app.apifox.com/link/project/2684751/apis/api-89897678
   static const String appConfig = 'system/app/config';
 
+  /// app版本信息
+  static const String appVersion = 'system/app/version';
+
   /// 登录
   static const String login = 'login';
 
diff --git a/lib/common/request/dao/system_dao.dart b/lib/common/request/dao/system_dao.dart
index 21cdb54..78c04c5 100644
--- a/lib/common/request/dao/system_dao.dart
+++ b/lib/common/request/dao/system_dao.dart
@@ -1,4 +1,5 @@
 import '../../../models/app_config_entity.dart';
+import '../../../models/app_version_entity.dart';
 import '../request_client.dart';
 
 class SystemDao {
@@ -7,4 +8,9 @@ class SystemDao {
   static Future<AppConfigEntity?> getAppConfig() async {
     return await requestClient.get(Apis.appConfig);
   }
+
+  // 获取app版本信息
+  static Future<AppVersionEntity?> getVersionInfo() async {
+    return await requestClient.get(Apis.appVersion);
+  }
 }
diff --git a/lib/common/request/token_interceptor.dart b/lib/common/request/token_interceptor.dart
index 165af84..e5e7233 100644
--- a/lib/common/request/token_interceptor.dart
+++ b/lib/common/request/token_interceptor.dart
@@ -1,4 +1,5 @@
 import 'package:dio/dio.dart';
+import 'package:flutter/foundation.dart';
 import 'package:wow_english/common/core/user_util.dart';
 
 import '../core/app_config_helper.dart';
@@ -13,6 +14,7 @@ class TokenInterceptor extends Interceptor {
     // 在发送请求之前获取版本号
     String version = await AppConfigHelper.getAppVersion();
     options.headers["version"] = version;
+    options.headers["User-Agent"] = defaultTargetPlatform == TargetPlatform.iOS ? "ios" : "android";
     super.onRequest(options, handler);
   }
 }
diff --git a/lib/generated/json/app_config_entity.g.dart b/lib/generated/json/app_config_entity.g.dart
index c04a542..82091e3 100644
--- a/lib/generated/json/app_config_entity.g.dart
+++ b/lib/generated/json/app_config_entity.g.dart
@@ -3,49 +3,6 @@ import 'package:wow_english/models/app_config_entity.dart';
 
 AppConfigEntity $AppConfigEntityFromJson(Map<String, dynamic> json) {
   final AppConfigEntity appConfigEntity = AppConfigEntity();
-  final bool? androidForceUpdate = jsonConvert.convert<bool>(
-      json['androidForceUpdate']);
-  if (androidForceUpdate != null) {
-    appConfigEntity.androidForceUpdate = androidForceUpdate;
-  }
-  final bool? androidRecommendUpdate = jsonConvert.convert<bool>(
-      json['androidRecommendUpdate']);
-  if (androidRecommendUpdate != null) {
-    appConfigEntity.androidRecommendUpdate = androidRecommendUpdate;
-  }
-  final String? androidUpdatePackageUrl = jsonConvert.convert<String>(
-      json['androidUpdatePackageUrl']);
-  if (androidUpdatePackageUrl != null) {
-    appConfigEntity.androidUpdatePackageUrl = androidUpdatePackageUrl;
-  }
-  final int? androidVersion = jsonConvert.convert<int>(json['androidVersion']);
-  if (androidVersion != null) {
-    appConfigEntity.androidVersion = androidVersion;
-  }
-  final bool? iosForceUpdate = jsonConvert.convert<bool>(
-      json['iosForceUpdate']);
-  if (iosForceUpdate != null) {
-    appConfigEntity.iosForceUpdate = iosForceUpdate;
-  }
-  final bool? iosRecommendUpdate = jsonConvert.convert<bool>(
-      json['iosRecommendUpdate']);
-  if (iosRecommendUpdate != null) {
-    appConfigEntity.iosRecommendUpdate = iosRecommendUpdate;
-  }
-  final int? iosVersion = jsonConvert.convert<int>(json['iosVersion']);
-  if (iosVersion != null) {
-    appConfigEntity.iosVersion = iosVersion;
-  }
-  final String? updatePackageDescription = jsonConvert.convert<String>(
-      json['updatePackageDescription']);
-  if (updatePackageDescription != null) {
-    appConfigEntity.updatePackageDescription = updatePackageDescription;
-  }
-  final String? noticeBeforePurchaseUrl = jsonConvert.convert<String>(
-      json['noticeBeforePurchaseUrl']);
-  if (noticeBeforePurchaseUrl != null) {
-    appConfigEntity.noticeBeforePurchaseUrl = noticeBeforePurchaseUrl;
-  }
   final String? safe = jsonConvert.convert<String>(json['safe']);
   if (safe != null) {
     appConfigEntity.safe = safe;
@@ -55,46 +12,15 @@ AppConfigEntity $AppConfigEntityFromJson(Map<String, dynamic> json) {
 
 Map<String, dynamic> $AppConfigEntityToJson(AppConfigEntity entity) {
   final Map<String, dynamic> data = <String, dynamic>{};
-  data['androidForceUpdate'] = entity.androidForceUpdate;
-  data['androidRecommendUpdate'] = entity.androidRecommendUpdate;
-  data['androidUpdatePackageUrl'] = entity.androidUpdatePackageUrl;
-  data['androidVersion'] = entity.androidVersion;
-  data['iosForceUpdate'] = entity.iosForceUpdate;
-  data['iosRecommendUpdate'] = entity.iosRecommendUpdate;
-  data['iosVersion'] = entity.iosVersion;
-  data['updatePackageDescription'] = entity.updatePackageDescription;
-  data['noticeBeforePurchaseUrl'] = entity.noticeBeforePurchaseUrl;
   data['safe'] = entity.safe;
   return data;
 }
 
 extension AppConfigEntityExtension on AppConfigEntity {
   AppConfigEntity copyWith({
-    bool? androidForceUpdate,
-    bool? androidRecommendUpdate,
-    String? androidUpdatePackageUrl,
-    int? androidVersion,
-    bool? iosForceUpdate,
-    bool? iosRecommendUpdate,
-    int? iosVersion,
-    String? updatePackageDescription,
-    String? noticeBeforePurchaseUrl,
     String? safe,
   }) {
     return AppConfigEntity()
-      ..androidForceUpdate = androidForceUpdate ?? this.androidForceUpdate
-      ..androidRecommendUpdate = androidRecommendUpdate ??
-          this.androidRecommendUpdate
-      ..androidUpdatePackageUrl = androidUpdatePackageUrl ??
-          this.androidUpdatePackageUrl
-      ..androidVersion = androidVersion ?? this.androidVersion
-      ..iosForceUpdate = iosForceUpdate ?? this.iosForceUpdate
-      ..iosRecommendUpdate = iosRecommendUpdate ?? this.iosRecommendUpdate
-      ..iosVersion = iosVersion ?? this.iosVersion
-      ..updatePackageDescription = updatePackageDescription ??
-          this.updatePackageDescription
-      ..noticeBeforePurchaseUrl = noticeBeforePurchaseUrl ??
-          this.noticeBeforePurchaseUrl
       ..safe = safe ?? this.safe;
   }
 }
\ No newline at end of file
diff --git a/lib/generated/json/app_version_entity.g.dart b/lib/generated/json/app_version_entity.g.dart
new file mode 100644
index 0000000..6cfe7b2
--- /dev/null
+++ b/lib/generated/json/app_version_entity.g.dart
@@ -0,0 +1,76 @@
+import 'package:wow_english/generated/json/base/json_convert_content.dart';
+import 'package:wow_english/models/app_version_entity.dart';
+
+AppVersionEntity $AppVersionEntityFromJson(Map<String, dynamic> json) {
+  final AppVersionEntity appVersionEntity = AppVersionEntity();
+  final String? packageUrl = jsonConvert.convert<String>(json['packageUrl']);
+  if (packageUrl != null) {
+    appVersionEntity.packageUrl = packageUrl;
+  }
+  final String? packageName = jsonConvert.convert<String>(json['packageName']);
+  if (packageName != null) {
+    appVersionEntity.packageName = packageName;
+  }
+  final String? packageSize = jsonConvert.convert<String>(json['packageSize']);
+  if (packageSize != null) {
+    appVersionEntity.packageSize = packageSize;
+  }
+  final String? platformType = jsonConvert.convert<String>(
+      json['platformType']);
+  if (platformType != null) {
+    appVersionEntity.platformType = platformType;
+  }
+  final String? remark = jsonConvert.convert<String>(json['remark']);
+  if (remark != null) {
+    appVersionEntity.remark = remark;
+  }
+  final String? status = jsonConvert.convert<String>(json['status']);
+  if (status != null) {
+    appVersionEntity.status = status;
+  }
+  final String? version = jsonConvert.convert<String>(json['version']);
+  if (version != null) {
+    appVersionEntity.version = version;
+  }
+  final String? volType = jsonConvert.convert<String>(json['volType']);
+  if (volType != null) {
+    appVersionEntity.volType = volType;
+  }
+  return appVersionEntity;
+}
+
+Map<String, dynamic> $AppVersionEntityToJson(AppVersionEntity entity) {
+  final Map<String, dynamic> data = <String, dynamic>{};
+  data['packageUrl'] = entity.packageUrl;
+  data['packageName'] = entity.packageName;
+  data['packageSize'] = entity.packageSize;
+  data['platformType'] = entity.platformType;
+  data['remark'] = entity.remark;
+  data['status'] = entity.status;
+  data['version'] = entity.version;
+  data['volType'] = entity.volType;
+  return data;
+}
+
+extension AppVersionEntityExtension on AppVersionEntity {
+  AppVersionEntity copyWith({
+    String? packageUrl,
+    String? packageName,
+    String? packageSize,
+    String? platformType,
+    String? remark,
+    String? status,
+    String? version,
+    String? volType,
+  }) {
+    return AppVersionEntity()
+      ..packageUrl = packageUrl ?? this.packageUrl
+      ..packageName = packageName ?? this.packageName
+      ..packageSize = packageSize ?? this.packageSize
+      ..platformType = platformType ?? this.platformType
+      ..remark = remark ?? this.remark
+      ..status = status ?? this.status
+      ..version = version ?? this.version
+      ..volType = volType ?? this.volType;
+  }
+}
\ No newline at end of file
diff --git a/lib/generated/json/base/json_convert_content.dart b/lib/generated/json/base/json_convert_content.dart
index 874fd55..9abac24 100644
--- a/lib/generated/json/base/json_convert_content.dart
+++ b/lib/generated/json/base/json_convert_content.dart
@@ -6,6 +6,7 @@
 import 'package:flutter/material.dart' show debugPrint;
 import 'package:wow_english/models/aliyun_oss_upload_sts_entity.dart';
 import 'package:wow_english/models/app_config_entity.dart';
+import 'package:wow_english/models/app_version_entity.dart';
 import 'package:wow_english/models/course_entity.dart';
 import 'package:wow_english/models/course_module_entity.dart';
 import 'package:wow_english/models/course_process_entity.dart';
@@ -160,6 +161,10 @@ class JsonConvert {
       return data.map<AppConfigEntity>((Map<String, dynamic> e) =>
           AppConfigEntity.fromJson(e)).toList() as M;
     }
+    if (<AppVersionEntity>[] is M) {
+      return data.map<AppVersionEntity>((Map<String, dynamic> e) =>
+          AppVersionEntity.fromJson(e)).toList() as M;
+    }
     if (<CourseEntity>[] is M) {
       return data.map<CourseEntity>((Map<String, dynamic> e) =>
           CourseEntity.fromJson(e)).toList() as M;
@@ -246,6 +251,7 @@ class JsonConvertClassCollection {
     (AliyunOssUploadStsCallbackParam)
         .toString(): AliyunOssUploadStsCallbackParam.fromJson,
     (AppConfigEntity).toString(): AppConfigEntity.fromJson,
+    (AppVersionEntity).toString(): AppVersionEntity.fromJson,
     (CourseEntity).toString(): CourseEntity.fromJson,
     (CourseCourseLessons).toString(): CourseCourseLessons.fromJson,
     (CourseModuleEntity).toString(): CourseModuleEntity.fromJson,
diff --git a/lib/models/app_config_entity.dart b/lib/models/app_config_entity.dart
index 8df900c..97487cc 100644
--- a/lib/models/app_config_entity.dart
+++ b/lib/models/app_config_entity.dart
@@ -7,31 +7,6 @@ import '../generated/json/app_config_entity.g.dart';
 @JsonSerializable()
 class AppConfigEntity {
 
-	// 安卓是否强制更新
-	bool? androidForceUpdate;
-
-	// 安卓是否推荐更新
-	bool? androidRecommendUpdate;
-
-	// 安卓更新包地址
-	String? androidUpdatePackageUrl;
-
-	// 安卓当前版本号
-	int? androidVersion;
-
-	bool? iosForceUpdate;
-
-	bool? iosRecommendUpdate;
-
-	// ios版本
-	int? iosVersion;
-
-	// 更新说明
-	String? updatePackageDescription;
-
-	// 购前须知图片
-	String? noticeBeforePurchaseUrl;
-
 	// 当前是否安全，safe-安全 otherwise-隐藏pay
 	String? safe;
 
diff --git a/lib/models/app_version_entity.dart b/lib/models/app_version_entity.dart
new file mode 100644
index 0000000..6cf7394
--- /dev/null
+++ b/lib/models/app_version_entity.dart
@@ -0,0 +1,55 @@
+import 'package:wow_english/generated/json/base/json_field.dart';
+import 'package:wow_english/generated/json/app_version_entity.g.dart';
+import 'dart:convert';
+export 'package:wow_english/generated/json/app_version_entity.g.dart';
+
+@JsonSerializable()
+class AppVersionEntity {
+
+	// 更新包地址
+	String? packageUrl;
+
+	// 更新包名
+	String? packageName;
+
+	// 更新包大小
+	String? packageSize;
+
+	// 平台类型
+	String? platformType;
+
+	// 更新说明
+	String? remark;
+
+	// 状态
+	String? status;
+
+	// app版本号
+	String? version;
+
+	// 强更类型
+	String? volType;
+
+
+	AppVersionEntity();
+
+	factory AppVersionEntity.fromJson(Map<String, dynamic> json) => $AppVersionEntityFromJson(json);
+
+	Map<String, dynamic> toJson() => $AppVersionEntityToJson(this);
+
+	@override
+	String toString() {
+		return jsonEncode(this);
+	}
+}
+
+enum UpdateStrategy {
+	SUGGEST("suggest", "建议更新"),
+	FORCE("force", "强制更新");
+
+	const UpdateStrategy(this.name, this.chineseName);
+
+	final String name;
+
+	final String chineseName;
+}
\ No newline at end of file
diff --git a/lib/pages/moduleSelect/bloc.dart b/lib/pages/moduleSelect/bloc.dart
index 518e914..62e25c7 100644
--- a/lib/pages/moduleSelect/bloc.dart
+++ b/lib/pages/moduleSelect/bloc.dart
@@ -4,6 +4,9 @@ import 'package:flutter/foundation.dart';
 import 'package:wow_english/models/app_config_entity.dart';
 
 import '../../common/core/app_config_helper.dart';
+import '../../common/request/dao/system_dao.dart';
+import '../../models/app_version_entity.dart';
+import '../../utils/log_util.dart';
 import 'event.dart';
 import 'state.dart';
 
@@ -18,23 +21,25 @@ class ModuleSelectBloc extends Bloc<ModuleSelectEvent, ModuleSelectState> {
   }
 
   Future<void> _checkUpdate(Emitter<ModuleSelectState> emit) async {
+    if (AppConfigHelper.checkedUpdate) {
+      return;
+    }
     int localVersion = int.parse(await AppConfigHelper.getAppVersion());
-    AppConfigEntity? appConfigEntity = await AppConfigHelper.getAppConfig();
-    if (appConfigEntity == null) {
+    AppVersionEntity? appVersionEntity = await SystemDao.getVersionInfo();
+    AppConfigHelper.checkedUpdate = true;
+    if (appVersionEntity == null) {
       return;
     }
+    Log.d("WQF _checkUpdate appVersionEntity: $appVersionEntity localVersion=$localVersion");
     if (defaultTargetPlatform == TargetPlatform.iOS) {
-      if (localVersion < (appConfigEntity.iosVersion ?? 0) &&
-          appConfigEntity.iosRecommendUpdate == true) {
+      if (localVersion < int.parse(appVersionEntity.version ?? '0')) {
         emit(UpdateDialogState(
-            appConfigEntity.iosForceUpdate ?? false, appConfigEntity));
+            appVersionEntity.volType == UpdateStrategy.FORCE.name, appVersionEntity));
       }
     } else {
-      if (localVersion < (appConfigEntity.androidVersion ?? 0) &&
-          appConfigEntity.androidRecommendUpdate == true) {
+      if (localVersion < int.parse(appVersionEntity.version ?? '0')) {
         emit(UpdateDialogState(
-          appConfigEntity.androidForceUpdate ?? false, appConfigEntity,
-        ));
+            appVersionEntity.volType == UpdateStrategy.FORCE.name, appVersionEntity));
       }
     }
   }
diff --git a/lib/pages/moduleSelect/state.dart b/lib/pages/moduleSelect/state.dart
index 34cfc2d..98e2581 100644
--- a/lib/pages/moduleSelect/state.dart
+++ b/lib/pages/moduleSelect/state.dart
@@ -1,4 +1,4 @@
-import '../../models/app_config_entity.dart';
+import 'package:wow_english/models/app_version_entity.dart';
 
 class ModuleSelectState {
   ModuleSelectState init() {
@@ -12,9 +12,9 @@ class ModuleSelectState {
 
 class UpdateDialogState extends ModuleSelectState {
 
-  final AppConfigEntity appConfigEntity;
+  final AppVersionEntity appVersionEntity;
 
   final bool forceUpdate;
 
-  UpdateDialogState(this.forceUpdate, this.appConfigEntity);
+  UpdateDialogState(this.forceUpdate, this.appVersionEntity);
 }
diff --git a/lib/pages/moduleSelect/view.dart b/lib/pages/moduleSelect/view.dart
index 379bcdd..e191286 100644
--- a/lib/pages/moduleSelect/view.dart
+++ b/lib/pages/moduleSelect/view.dart
@@ -8,13 +8,14 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:url_launcher/url_launcher.dart';
 import 'package:wow_english/common/core/app_config_helper.dart';
 import 'package:wow_english/common/extension/string_extension.dart';
+import 'package:wow_english/models/app_version_entity.dart';
 import 'package:wow_english/pages/moduleSelect/state.dart';
 import 'package:wow_english/pages/moduleSelect/widgets/BaseHomeHeaderWidget.dart';
 import 'package:wow_english/pages/user/bloc/user_bloc.dart';
 
 import '../../common/core/user_util.dart';
 import '../../common/dialogs/show_dialog.dart';
-import '../../models/app_config_entity.dart';
+import '../../utils/log_util.dart';
 import 'bloc.dart';
 import 'event.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
@@ -44,7 +45,7 @@ class _HomePageView extends StatelessWidget {
       BlocListener<ModuleSelectBloc, ModuleSelectState>(
         listener: (context, state) {
           if (state is UpdateDialogState) {
-            _showUpdateDialog(context, state.forceUpdate, state.appConfigEntity);
+            _showUpdateDialog(context, state.forceUpdate, state.appVersionEntity);
           }
         },
       ),
@@ -169,7 +170,7 @@ class _HomePageView extends StatelessWidget {
   ///Flutter侧处理升级对话框
   ///[forcedUpgrade] 是否强制升级
   _showUpdateDialog(BuildContext context, bool forcedUpgrade,
-      AppConfigEntity appConfigEntity) {
+      AppVersionEntity appVersionEntity) {
     showDialog(
       context: context,
       // 当我们点击除开对话框内容以外的区域是否关闭对话需用用到barrierDismissible参数 . 这个参数默认值是true ,但不能为null .
@@ -180,7 +181,7 @@ class _HomePageView extends StatelessWidget {
           child: AlertDialog(
             title: const Text('发现新版本'),
             content: Text(
-                appConfigEntity.updatePackageDescription ??
+                appVersionEntity.remark ??
                     '修复了一些已知问题'),
             actions: <Widget>[
               TextButton(
@@ -202,7 +203,7 @@ class _HomePageView extends StatelessWidget {
                     _launchAppStore("6450870731");
                     return;
                   }
-                  final String? apkUrl = appConfigEntity.androidUpdatePackageUrl;
+                  final String? apkUrl = appVersionEntity.packageUrl;
                   if (apkUrl == null || apkUrl.isEmpty) {
                     return;
                   }