diff --git a/ui/main_window.py b/ui/main_window.py
index 717045be..d9887e05 100644
--- a/ui/main_window.py
+++ b/ui/main_window.py
@@ -1424,11 +1424,15 @@ class MainWindow(QMainWindow):
         # 帮助菜单
         self.helpMenu = menubar.addMenu('帮助')
         self.aboutAction = self.helpMenu.addAction('关于')
+        self.aboutAction.triggered.connect(self.showAboutDialog)
 
         tool_menu = self.menuBar().addMenu("配置")
         plugin_config_action = tool_menu.addAction("渲染管线插件配置")
         plugin_config_action.triggered.connect(self.open_plugin_config_dialog)
 
+    def showAboutDialog(self):
+        QMessageBox.about(self, '关于', f'元泰引擎\n版本: v1.0\n\n版权所有 © 2025')
+
     def open_plugin_config_dialog(self):
         """打开插件配置对话框"""
         try: