diff --git a/lib/ui/component/proxy_port_setting.dart b/lib/ui/component/proxy_port_setting.dart
index ebf2012..cacb3e0 100644
--- a/lib/ui/component/proxy_port_setting.dart
+++ b/lib/ui/component/proxy_port_setting.dart
@@ -30,7 +30,14 @@ class _PortState extends State<PortWidget> {
     portFocus.addListener(() async {
       //失去焦点
       if (!portFocus.hasFocus && textController.text != widget.proxyServer.port.toString()) {
-        widget.proxyServer.configuration.port = int.parse(textController.text);
+        final port = int.tryParse(textController.text) ?? -1;
+        if (port < 0 || port > 65535) {
+          textController.text = widget.proxyServer.port.toString();
+          FlutterToastr.show("Port out of range 0-65535", context, duration: 3);
+          return;
+        }
+
+        widget.proxyServer.configuration.port = port;
 
         if (widget.proxyServer.isRunning) {
           String message = localizations.proxyPortRepeat(widget.proxyServer.port);
diff --git a/macos/Flutter/GeneratedPluginRegistrant.swift b/macos/Flutter/GeneratedPluginRegistrant.swift
index dbdc78c..76534dc 100644
--- a/macos/Flutter/GeneratedPluginRegistrant.swift
+++ b/macos/Flutter/GeneratedPluginRegistrant.swift
@@ -10,6 +10,7 @@ import device_info_plus
 import file_picker
 import flutter_desktop_context_menu
 import flutter_js
+import path_provider_foundation
 import proxy_manager
 import screen_retriever_macos
 import share_plus
@@ -24,6 +25,7 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   FilePickerPlugin.register(with: registry.registrar(forPlugin: "FilePickerPlugin"))
   FlutterDesktopContextMenuPlugin.register(with: registry.registrar(forPlugin: "FlutterDesktopContextMenuPlugin"))
   FlutterJsPlugin.register(with: registry.registrar(forPlugin: "FlutterJsPlugin"))
+  PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
   ProxyManagerPlugin.register(with: registry.registrar(forPlugin: "ProxyManagerPlugin"))
   ScreenRetrieverMacosPlugin.register(with: registry.registrar(forPlugin: "ScreenRetrieverMacosPlugin"))
   SharePlusMacosPlugin.register(with: registry.registrar(forPlugin: "SharePlusMacosPlugin"))