diff --git a/lib/data/services/config.dart b/lib/data/services/config.dart
index e212c8d..4fc8adf 100644
--- a/lib/data/services/config.dart
+++ b/lib/data/services/config.dart
@@ -1,38 +1,35 @@
 import 'dart:io';
 
+import 'package:device_info/device_info.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:news_getx/config/storage.dart';
 import 'package:news_getx/data/services/storage.dart';
 import 'package:package_info_plus/package_info_plus.dart';
-import 'package:device_info/device_info.dart';
 
 class ConfigService extends GetxService {
+  /// 静态变量
   static ConfigService get to => Get.find();
 
-  bool isFirstOpen = false;
-  RxBool isGrayFilter = false.obs;
-
-  PackageInfo? _platform;
-
-  /// 发布渠道
+  // 发布渠道
   static String channel = "xxx";
 
-  /// 是否 ios
+  // 是否 ios
   static bool isIOS = Platform.isIOS;
 
-  /// android 设备信息
+  // android 设备信息
   static AndroidDeviceInfo? androidDeviceInfo;
 
-  /// ios 设备信息
+  // ios 设备信息
   static IosDeviceInfo? iosDeviceInfo;
 
+  /// 响应式成员变量
+  RxBool isGrayFilter = false.obs;
 
-  String get version => _platform?.version ?? "-";
+  /// 成员变量
+  bool isFirstOpen = false;
+  PackageInfo? _platform;
 
-  bool get isRelease => bool.fromEnvironment("dart.vm.product");
-
-  // Locale locale = Locale("en", "US");
   Locale locale = Locale("zh", "CN");
 
   List<Locale> languages = [
@@ -40,6 +37,11 @@ class ConfigService extends GetxService {
     Locale('zh', 'CN'),
   ];
 
+  /// Getter
+  String get version => _platform?.version ?? "-";
+
+  bool get isRelease => bool.fromEnvironment("dart.vm.product");
+
   @override
   void onInit() async {
     super.onInit();
@@ -62,6 +64,7 @@ class ConfigService extends GetxService {
   }
 
   Future<void> getPlatform() async {
+    // 获取包信息
     _platform = await PackageInfo.fromPlatform();
   }
 
@@ -70,6 +73,7 @@ class ConfigService extends GetxService {
     return StorageService.to.setBool(StorageDeviceFirstOpenKey, false);
   }
 
+  // 初始化语言环境 暂未使用
   void onInitLocale() {
     String langCode = StorageService.to.getString(StorageLanguageCode);
     if (langCode.isEmpty) return;
@@ -81,6 +85,7 @@ class ConfigService extends GetxService {
     locale = languages[index];
   }
 
+  // 改变语言环境
   void onLocaleUpdate(Locale value) {
     locale = value;
     // 更新app的语言
diff --git a/lib/modules/application/application_controller.dart b/lib/modules/application/application_controller.dart
index 83f4303..d548b0c 100644
--- a/lib/modules/application/application_controller.dart
+++ b/lib/modules/application/application_controller.dart
@@ -4,8 +4,12 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:get/get.dart';
+import 'package:news_getx/data/provider/app.dart';
+import 'package:news_getx/data/services/config.dart';
 import 'package:news_getx/theme/app_colors.dart';
 import 'package:news_getx/utils/iconfont.dart';
+import 'package:news_getx/utils/update.dart';
+import 'package:permission_handler/permission_handler.dart';
 import 'package:uni_links/uni_links.dart';
 
 class ApplicationController extends GetxController {
@@ -150,6 +154,24 @@ class ApplicationController extends GetxController {
     ];
 
     pageController = PageController(initialPage: page);
+
+    // 系统更新检查
+    if (ConfigService.to.isRelease) {
+      doAppUpdate();
+    }
+  }
+
+  Future doAppUpdate() async {
+    // 延迟三秒 用户体验好些
+    await Future.delayed(Duration(seconds: 3), () async {
+      if (ConfigService.isIOS == false &&
+          await Permission.storage.isGranted == false) {
+        await [Permission.storage].request();
+      }
+      if (await Permission.storage.isGranted) {
+        AppUpdateUtil().run();
+      }
+    });
   }
 
   @override
diff --git a/lib/modules/bookmarks/bookmarks_page.dart b/lib/modules/bookmarks/bookmarks_page.dart
index 403eafe..50f5981 100644
--- a/lib/modules/bookmarks/bookmarks_page.dart
+++ b/lib/modules/bookmarks/bookmarks_page.dart
@@ -15,4 +15,3 @@ class BookmarksPage extends GetView<BookmarksController> {
     );
   }
 }
-
diff --git a/lib/utils/update.dart b/lib/utils/update.dart
index 3179c6d..1fa3c03 100644
--- a/lib/utils/update.dart
+++ b/lib/utils/update.dart
@@ -1,72 +1,15 @@
 import 'dart:io';
 
-import 'package:dio/dio.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:install_plugin/install_plugin.dart';
 import 'package:news_getx/data/model/app.dart';
 import 'package:news_getx/data/repository/app_repository.dart';
 import 'package:news_getx/data/services/config.dart';
+import 'package:news_getx/modules/widgets/toast.dart';
+import 'package:news_getx/utils/http.dart';
 import 'package:path_provider/path_provider.dart';
 
-//  todo 如何用完一次就消失
-class DownloadController extends GetxController {
-  // 进度条
-  var _progressValue = 0.0.obs;
-
-  double get progressValue => _progressValue.value;
-
-  set progressValue(double value) {
-    _progressValue.value = value;
-  }
-
-  /// 下载文件 & 安装
-  Future<void> _downloadAPKAndSetup(fileUrl) async {
-    _progressValue.value = 0.0;
-
-    // 下载
-    Directory? externalDir = await getExternalStorageDirectory();
-
-    if (externalDir == null) {
-      return;
-    }
-    // 存储路径
-    String fullPath = "${externalDir.path}/release.apk";
-
-    // Dio dio = Dio(BaseOptions(
-    //   responseType: ResponseType.bytes,
-    //   followRedirects: false,
-    //   validateStatus: (status) {
-    //     return status! < 500;
-    //   }
-    // ));
-    //
-    // // 获取APP文件
-    // Response response = await dio.get(fileUrl);
-    //
-    // // 文件写入
-    // File file = File(fullPath);
-    // var raf = file.openSync(mode: FileMode.write);
-    // raf.writeByteSync(response.data);
-    // await raf.close();
-
-    await Dio().download(fileUrl, fullPath, onReceiveProgress: (count, total) {
-      final value = count / total;
-      if (_progressValue.value != value) {
-        if (_progressValue.value < 1.0) {
-          _progressValue.value = count / total;
-        } else {
-          _progressValue.value = 0.0;
-        }
-        print("${(_progressValue * 100).toStringAsFixed(0)}%");
-      }
-    });
-
-    // 安装
-    await InstallPlugin.installApk(fullPath);
-  }
-}
-
 /// App 更新
 class AppUpdateUtil {
   static AppUpdateUtil _instance = AppUpdateUtil._internal();
@@ -97,30 +40,77 @@ class AppUpdateUtil {
   }
 
   /// 检查是否有新版
-  Future _runAppUpdate() async {
+  Future<void> _runAppUpdate() async {
     // 比较版本
     final isNewVersion =
         _appUpdateInfo!.latestVersion!.compareTo(ConfigService.to.version) > 0;
 
     // 发现新版本
     if (isNewVersion) {
-      // todo 确认弹窗 确认完成下载并显示进度条
-      Get.defaultDialog(
-        title: "发现新版本 ${_appUpdateInfo!.latestVersion}",
-        content: GetBuilder<DownloadController>(
-          init: DownloadController(),
-          builder: (controller) {
-            return LinearProgressIndicator(value: controller.progressValue);
-          },
-        ),
-      );
-
-      // _appUpdateConformDialog(
-      //
-      // );
+      _appUpdateConformDialog(() {
+        Get.back(); // 手动关闭对话框
+        if (ConfigService.isIOS) {
+          // 前往AppStore
+          InstallPlugin.gotoAppStore(_appUpdateInfo!.shopUrl!);
+        } else {
+          // 下载APK
+          toastInfo(msg: "开始下载升级包");
+          _downloadAPKAndSetup(
+              _appUpdateInfo!.fileUrl!, _appUpdateInfo!.latestVersion!);
+        }
+      });
     }
   }
 
+  /// 下载文件 & 安装
+  Future<void> _downloadAPKAndSetup(String fileUrl, String version) async {
+    // 下载
+    Directory? externalDir = await getExternalStorageDirectory();
+
+    if (externalDir == null) {
+      toastInfo(msg: "获取文件夹信息失败");
+      return;
+    }
+
+    String filename = "release-{$version}.apk";
+    // 存储路径
+    String fullPath = "${externalDir.path}/$filename";
+    bool isFileFound = false;
+
+    final files = externalDir.listSync();
+    for (FileSystemEntity file in files) {
+      if (file is File && file.path.endsWith(filename)) {
+        isFileFound = true;
+        break;
+      }
+    }
+
+    if (!isFileFound) {
+      await HttpUtil().dio.download(fileUrl, fullPath);
+    }
+    // 安装
+    await InstallPlugin.installApk(fullPath);
+  }
+
   /// 升级确认对话框
-  void _appUpdateConformDialog(VoidCallback onPressed) {}
+  void _appUpdateConformDialog(VoidCallback onPressed) {
+    Get.dialog(
+      AlertDialog(
+        title: Text('发现新版本 ${_appUpdateInfo!.latestVersion}'),
+        content: Text(_appUpdateInfo!.latestDescription ?? ''),
+        actions: [
+          TextButton(
+            child: Text('取消'),
+            onPressed: () {
+              Get.back(); // 手动关闭对话框
+            },
+          ),
+          ElevatedButton(
+            onPressed: onPressed,
+            child: Text('同意'),
+          ),
+        ],
+      ),
+    );
+  }
 }