example/lib/main_enhanced.dart

@@ -311,7 +311,6 @@ class _MyHomePageState extends State<MyHomePage> {
                         autoDownload: true,
                         autoInstall: false,
                         installTimeout: 60,
-                        requireInstallPermission: false, // 不需要权限
                         customToast: (message) {
                           ScaffoldMessenger.of(context).showSnackBar(
                             SnackBar(
@@ -322,25 +321,12 @@ class _MyHomePageState extends State<MyHomePage> {
                         },
                       ));
                       ScaffoldMessenger.of(context).showSnackBar(
-                        const SnackBar(content: Text('已配置自定义设置（无权限模式）')),
+                        const SnackBar(content: Text('已配置自定义设置')),
                       );
                     },
               icon: const Icon(Icons.settings),
               label: const Text('自定义配置'),
             ),
-            const SizedBox(height: 8),
-            ElevatedButton.icon(
-              onPressed: _isLoading
-                  ? null
-                  : () {
-                      AppUpgradeSimple.instance.configure(UpgradeConfig.withPermission);
-                      ScaffoldMessenger.of(context).showSnackBar(
-                        const SnackBar(content: Text('已启用权限模式')),
-                      );
-                    },
-              icon: const Icon(Icons.security),
-              label: const Text('启用权限模式'),
-            ),
           ],
         ),
       ),

lib/app_upgrade_simple.dart

@@ -124,9 +124,6 @@ class UpgradeConfig {
   /// 自定义Toast显示函数
   final void Function(String message)? customToast;
 
-  /// 是否需要获取安装未知应用权限（默认false，直接安装）
-  final bool requireInstallPermission;
-
   const UpgradeConfig({
     this.showNoUpdateToast = true,
     this.autoDownload = false,
@@ -136,21 +133,18 @@ class UpgradeConfig {
     this.installTimeout = 45,
     this.enableDebugLog = true,
     this.customToast,
-    this.requireInstallPermission = false, // 默认不需要权限
   });
 
-  /// 快速配置：自动更新（不需要权限）
+  /// 快速配置：自动更新
   static const UpgradeConfig auto = UpgradeConfig(
     autoDownload: true,
     autoInstall: true,
-    requireInstallPermission: false,
   );
 
   /// 快速配置：静默检查
   static const UpgradeConfig silent = UpgradeConfig(
     showNoUpdateToast: false,
     enableDebugLog: false,
-    requireInstallPermission: false,
   );
 
   /// 快速配置：开发模式（详细日志 + 较短超时）
@@ -158,7 +152,6 @@ class UpgradeConfig {
     enableDebugLog: true,
     installTimeout: 30,
     connectionTimeout: 10,
-    requireInstallPermission: false,
   );
 
   /// 快速配置：生产模式（静默 + 较长超时）
@@ -167,12 +160,6 @@ class UpgradeConfig {
     enableDebugLog: false,
     installTimeout: 60,
     connectionTimeout: 30,
-    requireInstallPermission: false,
-  );
-
-  /// 快速配置：需要权限模式（传统方式）
-  static const UpgradeConfig withPermission = UpgradeConfig(
-    requireInstallPermission: true,
   );
 }
 
@@ -604,22 +591,16 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
       _statusText = '准备安装...';
     });
 
-    // 根据配置决定是否需要检查权限
+    final hasPermission = await PermissionHelper.checkAndRequestInstallPermission(context: context);
-    if (config.requireInstallPermission) {
+    if (!hasPermission) {
-      debugPrint('🔐 检查安装权限（配置要求）');
+      if (mounted) {
-      final hasPermission = await PermissionHelper.checkAndRequestInstallPermission(context: context);
+        setState(() {
-      if (!hasPermission) {
+          _isInstalling = false;
-        if (mounted) {
+          _statusText = '权限被拒绝';
-          setState(() {
+        });
-            _isInstalling = false;
+        showToast('未授予安装权限，无法完成更新');
-            _statusText = '权限被拒绝';
-          });
-          showToast('未授予安装权限，无法完成更新');
-        }
-        return;
       }
-    } else {
+      return;
-      debugPrint('🚀 跳过权限检查，直接安装（配置默认）');
     }
 
     if (mounted) {
@@ -638,7 +619,7 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
             _isWaitingForInstallation = true;
             _statusText = '请完成安装';
           });
-          showToast('请在系统弹窗中完成安装');
+          showToast('请在系统弹窗中完成安装，完成后点击下方确认按钮');
 
           // 启动定时检测（备用方案）
           _startInstallationTimeoutCheck();
@@ -767,8 +748,8 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
         return;
       }
 
-      // 如果是权限被拒绝，且配置要求权限，先尝试重新请求权限
+      // 如果是权限被拒绝，先尝试重新请求权限
-      if (_statusText == '权限被拒绝' && config.requireInstallPermission) {
+      if (_statusText == '权限被拒绝') {
         final hasPermission = await PermissionHelper.checkAndRequestInstallPermission(context: context);
         if (!hasPermission) {
           showToast('仍未获得安装权限，请在设置中手动开启');
@@ -1413,7 +1394,7 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
 
   /// 获取重试按钮图标
   IconData _getRetryButtonIcon() {
-    if (_statusText == '权限被拒绝' && config.requireInstallPermission) {
+    if (_statusText == '权限被拒绝') {
       return Icons.settings;
     } else if (_statusText == '安装失败' ||
         _statusText == '安装异常' ||
@@ -1433,7 +1414,7 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
 
   /// 获取重试按钮文本
   String _getRetryButtonText() {
-    if (_statusText == '权限被拒绝' && config.requireInstallPermission) {
+    if (_statusText == '权限被拒绝') {
       return '设置';
     } else if (_statusText == '安装失败' ||
         _statusText == '安装异常' ||
@@ -1471,7 +1452,7 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
     return _statusText == '安装被取消' ||
         _statusText == '安装失败' ||
         _statusText == '安装异常' ||
-        (_statusText == '权限被拒绝' && config.requireInstallPermission) ||
+        _statusText == '权限被拒绝' ||
         _statusText == '安装超时' ||
         _statusText == '检测失败' ||
         _statusText == '等待安装中' ||
@@ -1499,7 +1480,7 @@ mixin _UpgradeDialogLogic<T extends StatefulWidget> on State<T> {
       case '安装被取消':
         return '点击重新安装';
       case '权限被拒绝':
-        return config.requireInstallPermission ? '点击打开设置' : '点击重试';
+        return '点击打开设置';
       case '安装超时':
         return '点击重新尝试';
       default: