diff --git a/public/proxy.js b/public/proxy.js
index d3353e7..a6508a5 100644
--- a/public/proxy.js
+++ b/public/proxy.js
@@ -52,6 +52,61 @@ async function handleSetProxyConfig(config, sendResponse) {
             return;
         }
 
+        // 添加系统代理的处理
+        if (config.proxyType === 'system') {
+            try {
+                // 先清除当前的代理设置
+                await new Promise((resolve) => {
+                    chrome.proxy.settings.clear({
+                        scope: 'regular'
+                    }, resolve);
+                });
+
+                // 然后设置为系统代理
+                await new Promise((resolve) => {
+                    chrome.proxy.settings.set({
+                        value: {mode: "system"},
+                        scope: 'regular'
+                    }, resolve);
+                });
+
+                const settings = await getProxySettings();
+                const isSuccess = settings.value.mode === "system";
+
+                if (isSuccess) {
+                    // 更新存储
+                    await proxyStore.setCurrentProxy({
+                        ...config,
+                        timestamp: Date.now()
+                    });
+
+                    // 更新代理列表状态
+                    const configs = await proxyStore.getProxyConfigs();
+                    const updatedConfigs = configs.map(c => ({
+                        ...c,
+                        enabled: c.id === config.id
+                    }));
+                    await proxyStore.saveProxyConfigs(updatedConfigs);
+
+                    console.log('System proxy set successfully');
+                    sendResponse({success: true});
+                } else {
+                    console.error('Failed to set system proxy');
+                    sendResponse({
+                        success: false,
+                        error: '无法设置系统代理'
+                    });
+                }
+            } catch (error) {
+                console.error('Error setting system proxy:', error);
+                sendResponse({
+                    success: false,
+                    error: error.message || '设置系统代理时发生错误'
+                });
+            }
+            return;
+        }
+
         // 处理代理服务器的情况
         if (!config || !config.host || !config.port) {
             sendResponse({
diff --git a/src/components/ProxySwitch/index.tsx b/src/components/ProxySwitch/index.tsx
index b08ed56..d3f8600 100644
--- a/src/components/ProxySwitch/index.tsx
+++ b/src/components/ProxySwitch/index.tsx
@@ -16,7 +16,8 @@ const FIXED_MODES = [
         config: {
             id: 'direct',
             name: '[直接连接]',
-            proxyType: 'direct'
+            proxyType: 'direct',
+            enabled: false
         }
     },
     {
@@ -27,7 +28,8 @@ const FIXED_MODES = [
         config: {
             id: 'system',
             name: '[系统代理]',
-            proxyType: 'system'
+            proxyType: 'system',
+            enabled: false
         }
     }
 ];
diff --git a/src/index.tsx b/src/index.tsx
index 47aec8d..742b7ff 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -9,9 +9,5 @@ if (!container) throw new Error('Failed to find the root element');
 // 创建根
 const root = createRoot(container);
 
-// 渲染应用
-root.render(
-    <React.StrictMode>
-        <App />
-    </React.StrictMode>
-); 
\ No newline at end of file
+// 渲染应用，移除 StrictMode
+root.render(<App />); 
\ No newline at end of file
diff --git a/src/types/proxy.ts b/src/types/proxy.ts
index 0bf885c..33ae989 100644
--- a/src/types/proxy.ts
+++ b/src/types/proxy.ts
@@ -2,7 +2,7 @@ export interface ProxyConfig {
     id: string;
     name: string;
     enabled: boolean;
-    proxyType: "direct" | "fixed_server" | "pac_script" | "auto_detect" | "bypass_list";
+    proxyType: "direct" | "system" | "fixed_servers" | "pac_script" | "auto_detect";
     host?: string;
     port?: number;
     scheme?: "http" | "https" | "socks4" | "socks5";