diff --git a/lib/app_upgrade_simple.dart b/lib/app_upgrade_simple.dart
index 352e245..28dc39b 100644
--- a/lib/app_upgrade_simple.dart
+++ b/lib/app_upgrade_simple.dart
@@ -227,6 +227,7 @@ class AppUpgradeSimple {
     bool? showNoUpdateToast,
     bool? autoInstall,
     BoolCallback? onComplete,
+    VoidCallback? onUpdateLater,
     UpgradeConfig? config,
   }) async {
     // 使用传入的配置或默认配置
@@ -255,6 +256,7 @@ class AppUpgradeSimple {
         info: info,
         autoInstall: finalAutoInstall,
         onComplete: onComplete,
+        onUpdateLater: onUpdateLater,
         config: effectiveConfig,
       );
     } catch (e) {
@@ -307,6 +309,7 @@ class AppUpgradeSimple {
     required UpgradeInfo info,
     bool? autoInstall,
     BoolCallback? onComplete,
+    VoidCallback? onUpdateLater,
     UpgradeConfig? config,
   }) async {
     final effectiveConfig = config ?? _config;
@@ -330,6 +333,7 @@ class AppUpgradeSimple {
       info: info,
       autoInstall: finalAutoInstall,
       onComplete: onComplete,
+      onUpdateLater: onUpdateLater,
       config: effectiveConfig,
     );
   }
@@ -480,6 +484,7 @@ class AppUpgradeSimple {
     required UpgradeInfo info,
     required bool autoInstall,
     BoolCallback? onComplete,
+    VoidCallback? onUpdateLater,
     UpgradeConfig? config,
   }) {
     final effectiveConfig = config ?? _config;
@@ -499,6 +504,7 @@ class AppUpgradeSimple {
             info: info,
             autoInstall: autoInstall,
             onComplete: onComplete,
+            onUpdateLater: onUpdateLater,
             config: effectiveConfig,
             showToast: (message) => _showToast(message, context, effectiveConfig),
           );
@@ -1949,6 +1955,7 @@ class _SimpleUpgradeDialog extends StatefulWidget {
   final UpgradeInfo info;
   final bool autoInstall;
   final BoolCallback? onComplete;
+  final VoidCallback? onUpdateLater;
   final void Function(String) showToast;
   final UpgradeConfig config;
 
@@ -1956,6 +1963,7 @@ class _SimpleUpgradeDialog extends StatefulWidget {
     required this.info,
     required this.autoInstall,
     this.onComplete,
+    this.onUpdateLater,
     required this.showToast,
     required this.config,
   });
@@ -1971,6 +1979,7 @@ class _SimpleUpgradeDialogState extends State<_SimpleUpgradeDialog> with _Upgrad
   void Function(String) get showToast => widget.showToast;
   @override
   BoolCallback? get onComplete => widget.onComplete;
+  VoidCallback? get onUpdateLater => widget.onUpdateLater;
   @override
   bool get autoInstall => widget.autoInstall;
   @override
@@ -2058,6 +2067,7 @@ class _SimpleUpgradeDialogState extends State<_SimpleUpgradeDialog> with _Upgrad
                       onPressed: () {
                         Navigator.of(context).pop();
                         widget.onComplete?.call(false);
+                        widget.onUpdateLater?.call();
                       },
                       child: const Text('稍后更新'),
                     ),