diff --git a/electron/main.ts b/electron/main.ts
index 4ec00b7..b91f2ad 100644
--- a/electron/main.ts
+++ b/electron/main.ts
@@ -2372,6 +2372,13 @@ app.whenReady().then(async () => {
   })
 })
 
+app.on('before-quit', async () => {
+  // 停止 HTTP 服务器，释放 TCP 端口占用，避免进程无法退出
+  try { await httpService.stop() } catch {}
+  // 终止 wcdb Worker 线程，避免线程阻止进程退出
+  try { wcdbService.shutdown() } catch {}
+})
+
 app.on('window-all-closed', () => {
   if (process.platform !== 'darwin') {
     app.quit()
diff --git a/electron/services/cloudControlService.ts b/electron/services/cloudControlService.ts
index f1a1c02..9b29ab3 100644
--- a/electron/services/cloudControlService.ts
+++ b/electron/services/cloudControlService.ts
@@ -35,7 +35,7 @@ class CloudControlService {
   private async reportOnline() {
     const data: UsageStats = {
       appVersion: app.getVersion(),
-      platform: process.platform,
+      platform: this.getPlatformVersion(),
       deviceId: this.deviceId,
       timestamp: Date.now(),
       online: true,
@@ -46,6 +46,29 @@ class CloudControlService {
     this.pages.clear()
   }
 
+  private getPlatformVersion(): string {
+    const os = require('os')
+    const platform = process.platform
+
+    if (platform === 'win32') {
+      const release = os.release()
+      const parts = release.split('.')
+      const major = parseInt(parts[0])
+      const minor = parseInt(parts[1] || '0')
+      const build = parseInt(parts[2] || '0')
+
+      // Windows 11 是 10.0.22000+，且主版本必须是 10.0
+      if (major === 10 && minor === 0 && build >= 22000) {
+        return 'Windows 11'
+      } else if (major === 10) {
+        return 'Windows 10'
+      }
+      return `Windows ${release}`
+    }
+
+    return platform
+  }
+
   recordPage(pageName: string) {
     this.pages.add(pageName)
   }
diff --git a/src/App.tsx b/src/App.tsx
index 9d040d2..137ba7b 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -179,7 +179,9 @@ function App() {
         } else {
           // 协议已同意，检查数据收集同意状态
           const consent = await configService.getAnalyticsConsent()
-          if (consent === null) {
+          const denyCount = await configService.getAnalyticsDenyCount()
+          // 如果未设置同意状态且拒绝次数小于2次，显示弹窗
+          if (consent === null && denyCount < 2) {
             setShowAnalyticsConsent(true)
           }
         }
@@ -226,8 +228,9 @@ function App() {
   }
 
   const handleAnalyticsDeny = async () => {
-    await configService.setAnalyticsConsent(false)
-    window.electronAPI.window.close()
+    const denyCount = await configService.getAnalyticsDenyCount()
+    await configService.setAnalyticsDenyCount(denyCount + 1)
+    setShowAnalyticsConsent(false)
   }
 
   // 监听启动时的更新通知
diff --git a/src/pages/SettingsPage.tsx b/src/pages/SettingsPage.tsx
index 91b121a..6161d23 100644
--- a/src/pages/SettingsPage.tsx
+++ b/src/pages/SettingsPage.tsx
@@ -121,6 +121,9 @@ function SettingsPage() {
   const [wordCloudExcludeWords, setWordCloudExcludeWords] = useState<string[]>([])
   const [excludeWordsInput, setExcludeWordsInput] = useState('')
 
+  // 数据收集同意状态
+  const [analyticsConsent, setAnalyticsConsent] = useState<boolean>(false)
+
 
 
 
@@ -343,6 +346,9 @@ function SettingsPage() {
       setWordCloudExcludeWords(savedExcludeWords)
       setExcludeWordsInput(savedExcludeWords.join('\n'))
 
+      const savedAnalyticsConsent = await configService.getAnalyticsConsent()
+      setAnalyticsConsent(savedAnalyticsConsent ?? false)
+
       // 如果语言列表为空，保存默认值
       if (!savedTranscribeLanguages || savedTranscribeLanguages.length === 0) {
         const defaultLanguages = ['zh']
@@ -2313,6 +2319,24 @@ function SettingsPage() {
           <a href="#" onClick={(e) => { e.preventDefault(); window.electronAPI.window.openAgreementWindow() }}>用户协议</a>
         </div>
         <p className="copyright">© 2025 WeFlow. All rights reserved.</p>
+
+        <div className="log-toggle-line" style={{ marginTop: '16px', justifyContent: 'center' }}>
+          <span style={{ fontSize: '13px', opacity: 0.7 }}>匿名数据收集</span>
+          <label className="switch">
+            <input
+              type="checkbox"
+              className="switch-input"
+              checked={analyticsConsent}
+              onChange={async (e) => {
+                const consent = e.target.checked
+                setAnalyticsConsent(consent)
+                await configService.setAnalyticsConsent(consent)
+                showMessage(consent ? '已允许数据收集' : '已拒绝数据收集', true)
+              }}
+            />
+            <span className="switch-slider"></span>
+          </label>
+        </div>
       </div>
     </div>
   )
diff --git a/src/services/config.ts b/src/services/config.ts
index b5a25c8..60ed613 100644
--- a/src/services/config.ts
+++ b/src/services/config.ts
@@ -64,7 +64,8 @@ export const CONFIG_KEYS = {
   WORD_CLOUD_EXCLUDE_WORDS: 'wordCloudExcludeWords',
 
   // 数据收集
-  ANALYTICS_CONSENT: 'analyticsConsent'
+  ANALYTICS_CONSENT: 'analyticsConsent',
+  ANALYTICS_DENY_COUNT: 'analyticsDenyCount'
 } as const
 
 export interface WxidConfig {
@@ -1098,3 +1099,14 @@ export async function getAnalyticsConsent(): Promise<boolean | null> {
 export async function setAnalyticsConsent(consent: boolean): Promise<void> {
   await config.set(CONFIG_KEYS.ANALYTICS_CONSENT, consent)
 }
+
+// 获取数据收集拒绝次数
+export async function getAnalyticsDenyCount(): Promise<number> {
+  const value = await config.get(CONFIG_KEYS.ANALYTICS_DENY_COUNT)
+  return typeof value === 'number' ? value : 0
+}
+
+// 设置数据收集拒绝次数
+export async function setAnalyticsDenyCount(count: number): Promise<void> {
+  await config.set(CONFIG_KEYS.ANALYTICS_DENY_COUNT, count)
+}