diff --git a/src/renderer/src/i18n/locales/en-us.json b/src/renderer/src/i18n/locales/en-us.json
index 37573b11..86c3079f 100644
--- a/src/renderer/src/i18n/locales/en-us.json
+++ b/src/renderer/src/i18n/locales/en-us.json
@@ -222,6 +222,7 @@
       "assistant.added.content": "Assistant added successfully",
       "backup.failed": "Backup failed",
       "backup.success": "Backup successful",
+      "backup.start.success": "Backup started",
       "chat.completion.paused": "Chat completion paused",
       "copied": "Copied!",
       "error.enter.api.host": "Please enter your API host first",
@@ -363,6 +364,8 @@
         "webdav.password": "WebDAV Password",
         "webdav.path": "WebDAV Path",
         "webdav.path.placeholder": "/backup",
+        "webdav.autoSync": "Auto Sync",
+        "webdav.minutes": "Minutes",
         "webdav.restore.button": "Restore from WebDAV",
         "webdav.title": "WebDAV",
         "webdav.user": "WebDAV User"
diff --git a/src/renderer/src/i18n/locales/ru-ru.json b/src/renderer/src/i18n/locales/ru-ru.json
index 781a29ed..1147ee4b 100644
--- a/src/renderer/src/i18n/locales/ru-ru.json
+++ b/src/renderer/src/i18n/locales/ru-ru.json
@@ -222,6 +222,7 @@
       "assistant.added.content": "Ассистент успешно добавлен",
       "backup.failed": "Создание резервной копии не удалось",
       "backup.success": "Резервная копия успешно создана",
+      "backup.start.success": "Создание резервной копии начато",
       "chat.completion.paused": "Завершение чата приостановлено",
       "copied": "Скопировано!",
       "error.enter.api.host": "Пожалуйста, введите ваш API хост",
@@ -363,6 +364,8 @@
         "webdav.password": "Пароль WebDAV",
         "webdav.path": "Путь WebDAV",
         "webdav.path.placeholder": "/backup",
+        "webdav.autoSync": "Автоматическая синхронизация",
+        "webdav.minutes": "минут",
         "webdav.restore.button": "Восстановление с WebDAV",
         "webdav.title": "WebDAV",
         "webdav.user": "Пользователь WebDAV"
diff --git a/src/renderer/src/i18n/locales/zh-cn.json b/src/renderer/src/i18n/locales/zh-cn.json
index c3c7fbdf..7de42e6d 100644
--- a/src/renderer/src/i18n/locales/zh-cn.json
+++ b/src/renderer/src/i18n/locales/zh-cn.json
@@ -222,6 +222,7 @@
       "assistant.added.content": "智能体添加成功",
       "backup.failed": "备份失败",
       "backup.success": "备份成功",
+      "backup.start.success": "开始备份",
       "chat.completion.paused": "会话已停止",
       "copied": "已复制",
       "error.enter.api.host": "请输入您的 API 地址",
@@ -363,6 +364,8 @@
         "webdav.password": "WebDAV 密码",
         "webdav.path": "WebDAV 路径",
         "webdav.path.placeholder": "/backup",
+        "webdav.autoSync": "自动同步",
+        "webdav.minutes": "分钟",
         "webdav.restore.button": "从 WebDAV 恢复",
         "webdav.title": "WebDAV",
         "webdav.user": "WebDAV 用户名"
@@ -513,4 +516,4 @@
       "visualization": "可视化"
     }
   }
-}
+}
\ No newline at end of file
diff --git a/src/renderer/src/i18n/locales/zh-tw.json b/src/renderer/src/i18n/locales/zh-tw.json
index 097b267e..bd04a4ed 100644
--- a/src/renderer/src/i18n/locales/zh-tw.json
+++ b/src/renderer/src/i18n/locales/zh-tw.json
@@ -222,6 +222,7 @@
       "assistant.added.content": "智能體添加成功",
       "backup.failed": "備份失敗",
       "backup.success": "備份成功",
+      "backup.start.success": "開始備份",
       "chat.completion.paused": "聊天完成已暫停",
       "copied": "已複製",
       "error.enter.api.host": "請先輸入您的 API 主機地址",
@@ -363,6 +364,8 @@
         "webdav.password": "WebDAV 密碼",
         "webdav.path": "WebDAV Path",
         "webdav.path.placeholder": "/backup",
+        "webdav.autoSync": "自動同步",
+        "webdav.minutes": "分鐘",
         "webdav.restore.button": "從 WebDAV 恢復",
         "webdav.title": "WebDAV",
         "webdav.user": "WebDAV 使用者名稱"
diff --git a/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx b/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx
index e0fbad4e..89a58edf 100644
--- a/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx
+++ b/src/renderer/src/pages/settings/DataSettings/WebDavSettings.tsx
@@ -1,15 +1,17 @@
 import { FolderOpenOutlined, SaveOutlined } from '@ant-design/icons'
 import { HStack } from '@renderer/components/Layout'
 import { useSettings } from '@renderer/hooks/useSettings'
-import { backupToWebdav, restoreFromWebdav } from '@renderer/services/BackupService'
+import { backupToWebdav, restoreFromWebdav, startAutoSync, stopAutoSync } from '@renderer/services/BackupService'
 import { useAppDispatch } from '@renderer/store'
 import {
+  setWebdavAutoSync,
   setWebdavHost as _setWebdavHost,
   setWebdavPass as _setWebdavPass,
   setWebdavPath as _setWebdavPath,
+  setWebdavSyncInterval as _setWebdavSyncInterval,
   setWebdavUser as _setWebdavUser
 } from '@renderer/store/settings'
-import { Button, Input } from 'antd'
+import { Button, Input, Select, Switch } from 'antd'
 import { FC, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 
@@ -20,7 +22,9 @@ const WebDavSettings: FC = () => {
     webdavHost: webDAVHost,
     webdavUser: webDAVUser,
     webdavPass: webDAVPass,
-    webdavPath: webDAVPath
+    webdavPath: webDAVPath,
+    webdavAutoSync: webDAVAutoSync,
+    webdavSyncInterval: webDAVSyncInterval
   } = useSettings()
 
   const [webdavHost, setWebdavHost] = useState<string | undefined>(webDAVHost)
@@ -28,6 +32,9 @@ const WebDavSettings: FC = () => {
   const [webdavPass, setWebdavPass] = useState<string | undefined>(webDAVPass)
   const [webdavPath, setWebdavPath] = useState<string | undefined>(webDAVPath)
 
+  const [autoSync, setAutoSync] = useState<boolean>(webDAVAutoSync)
+  const [syncInterval, setSyncInterval] = useState<number>(webDAVSyncInterval)
+
   const [backuping, setBackuping] = useState(false)
   const [restoring, setRestoring] = useState(false)
 
@@ -56,6 +63,19 @@ const WebDavSettings: FC = () => {
     await restoreFromWebdav()
     setRestoring(false)
   }
+  const onToggleAutoSync = (checked: boolean) => {
+    dispatch(setWebdavAutoSync(checked))
+
+    if (checked) {
+      startAutoSync()
+    } else {
+      stopAutoSync()
+    }
+  }
+  const onSyncIntervalChange = (value: number) => {
+    setSyncInterval(value)
+    dispatch(_setWebdavSyncInterval(value))
+  }
 
   return (
     <>
@@ -106,6 +126,32 @@ const WebDavSettings: FC = () => {
         />
       </SettingRow>
       <SettingDivider />
+      <SettingRow>
+        <SettingRowTitle>{t('settings.data.webdav.autoSync')}</SettingRowTitle>
+        <HStack gap="10px" alignItems="center">
+          <Switch
+            checked={autoSync}
+            onChange={(checked) => {
+              setAutoSync(checked)
+              onToggleAutoSync(checked)
+            }}
+            disabled={!webdavHost}
+          />
+          <Select
+            value={syncInterval}
+            onChange={onSyncIntervalChange}
+            disabled={!webdavHost || !autoSync}
+            style={{ width: 120 }}>
+            <Select.Option value={1}>1 {t('settings.data.webdav.minutes')}</Select.Option>
+            <Select.Option value={5}>5 {t('settings.data.webdav.minutes')}</Select.Option>
+            <Select.Option value={15}>15 {t('settings.data.webdav.minutes')}</Select.Option>
+            <Select.Option value={30}>30 {t('settings.data.webdav.minutes')}</Select.Option>
+            <Select.Option value={60}>60 {t('settings.data.webdav.minutes')}</Select.Option>
+            <Select.Option value={120}>120 {t('settings.data.webdav.minutes')}</Select.Option>
+          </Select>
+        </HStack>
+      </SettingRow>
+      <SettingDivider />
       <SettingRow>
         <SettingRowTitle>{t('settings.general.backup.title')}</SettingRowTitle>
         <HStack gap="5px" justifyContent="space-between">
diff --git a/src/renderer/src/services/BackupService.ts b/src/renderer/src/services/BackupService.ts
index ba2ab8cc..a037dc0f 100644
--- a/src/renderer/src/services/BackupService.ts
+++ b/src/renderer/src/services/BackupService.ts
@@ -108,6 +108,49 @@ export async function restoreFromWebdav() {
   }
 }
 
+let syncInterval: NodeJS.Timeout | null = null
+export function startAutoSync() {
+  const { webdavAutoSync, webdavHost, webdavSyncInterval } = store.getState().settings
+
+  if (syncInterval) {
+    stopAutoSync()
+  }
+
+  if (webdavAutoSync && webdavHost) {
+    console.log('[AutoSync] Starting auto sync with interval:', webdavSyncInterval, 'minutes')
+
+    const performBackup = async () => {
+      try {
+        console.log('[AutoSync] Performing backup...')
+        await backupToWebdav()
+        window.message.success({
+          content: i18n.t('message.backup.start.success'),
+          key: 'webdav-sync'
+        })
+      } catch (error) {
+        console.error('[AutoSync] Backup failed:', error)
+        window.message.error({
+          content: i18n.t('message.backup.failed'),
+          key: 'webdav-sync'
+        })
+      }
+    }
+
+    performBackup()
+
+    syncInterval = setInterval(performBackup, webdavSyncInterval * 60 * 1000)
+    console.log('[AutoSync] Sync interval set up:', syncInterval)
+  }
+}
+
+export function stopAutoSync() {
+  if (syncInterval) {
+    console.log('[AutoSync] Stopping auto sync')
+    clearInterval(syncInterval)
+    syncInterval = null
+  }
+}
+
 async function getBackupData() {
   return JSON.stringify({
     time: new Date().getTime(),
diff --git a/src/renderer/src/store/settings.ts b/src/renderer/src/store/settings.ts
index e22120ad..1c72dc9f 100644
--- a/src/renderer/src/store/settings.ts
+++ b/src/renderer/src/store/settings.ts
@@ -36,6 +36,8 @@ export interface SettingsState {
   webdavUser: string
   webdavPass: string
   webdavPath: string
+  webdavAutoSync: boolean
+  webdavSyncInterval: number
   translateModelPrompt: string
   autoTranslateWithSpace: boolean
   enableTopicNaming: boolean
@@ -75,6 +77,8 @@ const initialState: SettingsState = {
   webdavUser: '',
   webdavPass: '',
   webdavPath: '/cherry-studio',
+  webdavAutoSync: false,
+  webdavSyncInterval: 5,
   translateModelPrompt: TRANSLATE_PROMPT,
   autoTranslateWithSpace: false,
   enableTopicNaming: true,
@@ -165,6 +169,12 @@ const settingsSlice = createSlice({
     setWebdavPath: (state, action: PayloadAction<string>) => {
       state.webdavPath = action.payload
     },
+    setWebdavAutoSync: (state, action: PayloadAction<boolean>) => {
+      state.webdavAutoSync = action.payload
+    },
+    setWebdavSyncInterval: (state, action: PayloadAction<number>) => {
+      state.webdavSyncInterval = action.payload
+    },
     setCodeShowLineNumbers: (state, action: PayloadAction<boolean>) => {
       state.codeShowLineNumbers = action.payload
     },
@@ -228,6 +238,8 @@ export const {
   setWebdavUser,
   setWebdavPass,
   setWebdavPath,
+  setWebdavAutoSync,
+  setWebdavSyncInterval,
   setCodeShowLineNumbers,
   setCodeCollapsible,
   setMathEngine,