diff --git a/src/renderer/components/Editor.vue b/src/renderer/components/Editor.vue
index d0c27564..00052144 100644
--- a/src/renderer/components/Editor.vue
+++ b/src/renderer/components/Editor.vue
@@ -71,7 +71,9 @@ export default defineComponent({
         return
       }
 
-      if (!getSetting('auto-save', true)) {
+      const autoSave = getSetting('auto-save', 2000)
+
+      if (!autoSave) {
         return
       }
 
@@ -82,7 +84,7 @@ export default defineComponent({
         }
 
         saveFile()
-      }, 2000)
+      }, autoSave)
     }
 
     async function changeFile (current?: Doc | null) {
diff --git a/src/renderer/services/document.ts b/src/renderer/services/document.ts
index c0c7cef1..29824b7e 100644
--- a/src/renderer/services/document.ts
+++ b/src/renderer/services/document.ts
@@ -1,3 +1,4 @@
+import { Fragment, h } from 'vue'
 import { Optional } from 'utility-types'
 import * as crypto from '@fe/utils/crypto'
 import { useModal } from '@fe/support/ui/modal'
@@ -5,13 +6,13 @@ import { useToast } from '@fe/support/ui/toast'
 import store from '@fe/support/store'
 import type { Doc, PathItem } from '@fe/types'
 import { basename, dirname, isBelongTo, join, normalizeSep } from '@fe/utils/path'
+import { getActionHandler } from '@fe/core/action'
 import { triggerHook } from '@fe/core/hook'
 import * as api from '@fe/support/api'
 import { getLogger } from '@fe/utils'
 import { getRepo, inputPassword, openPath, showItemInFolder } from './base'
 import { t } from './i18n'
 import { getSetting, setSetting } from './setting'
-import { getActionHandler } from '@fe/core/action'
 
 const logger = getLogger('document')
 
@@ -378,19 +379,56 @@ export async function ensureCurrentFileSaved () {
     return
   }
 
+  const unsaved = !store.getters.isSaved && currentFile.repo !== '__help__'
+
+  if (!unsaved) {
+    return
+  }
+
+  const fileURI = toUri(currentFile)
+  const checkFile = () => {
+    if (fileURI !== toUri(store.state.currentFile)) {
+      throw new Error('Save Error')
+    }
+  }
+
+  const saveContent = async () => {
+    checkFile()
+    await saveDoc(currentFile, currentContent)
+  }
+
   try {
-    if (isEncrypted(currentFile)) {
-      if (!store.getters.isSaved && !(await useModal().confirm({
-        title: t('quit-check-dialog.title'),
-        content: t('quit-check-dialog.desc'),
-      }))) {
-        throw new Error('Please save document.')
-      } else {
-        store.commit('setCurrentFile', null)
-      }
+    const autoSave = !isEncrypted(currentFile) && getSetting('auto-save', 2000)
+    if (autoSave) {
+      await saveContent()
     } else {
-      if (currentFile && currentContent && currentFile.content !== currentContent && currentFile.repo !== '__help__') {
-        await saveDoc(currentFile, currentContent)
+      const confirm = await useModal().confirm({
+        title: t('save-check-dialog.title'),
+        content: t('save-check-dialog.desc'),
+        action: h(Fragment, [
+          h('button', {
+            onClick: async () => {
+              await saveContent()
+              useModal().ok()
+            }
+          }, t('save')),
+          h('button', {
+            onClick: () => useModal().ok()
+          }, t('discard')),
+          h('button', {
+            onClick: () => useModal().cancel()
+          }, t('cancel')),
+        ])
+      })
+
+      checkFile()
+
+      if (confirm) {
+        if (!store.getters.isSaved && currentFile.content) {
+          store.state.currentContent = currentFile.content!
+        }
+      } else {
+        throw new Error('Document not saved')
       }
     }
   } catch (error: any) {
diff --git a/src/renderer/services/setting.ts b/src/renderer/services/setting.ts
index 365c4e9f..f0246903 100644
--- a/src/renderer/services/setting.ts
+++ b/src/renderer/services/setting.ts
@@ -163,11 +163,15 @@ const schema: Schema = {
       required: true,
     },
     'auto-save': {
-      defaultValue: true,
+      defaultValue: 2000,
       title: 'T_setting-panel.schema.auto-save',
-      type: 'boolean',
-      format: 'checkbox',
+      enum: [0, 2000, 4000, 8000, 30000, 60000],
+      options: {
+        enum_titles: ['Disable', '2s', '4s', '8s', '30s', '60s'],
+      },
+      type: 'number',
       group: 'editor',
+      required: true,
     },
     shell: {
       defaultValue: '',
diff --git a/src/renderer/types.ts b/src/renderer/types.ts
index 10572964..63b38e2c 100644
--- a/src/renderer/types.ts
+++ b/src/renderer/types.ts
@@ -98,7 +98,7 @@ export type BuildInSettings = {
   'repos': Repo[],
   'theme': ThemeName,
   'language': LanguageName,
-  'auto-save': boolean,
+  'auto-save': number,
   'custom-css': string,
   'assets-dir': string,
   'shell': string,
diff --git a/src/share/i18n/languages/en.ts b/src/share/i18n/languages/en.ts
index 37723a58..8ac58f6b 100644
--- a/src/share/i18n/languages/en.ts
+++ b/src/share/i18n/languages/en.ts
@@ -24,6 +24,7 @@ const data = {
   'no-password': 'No password was entered',
   'save': 'Save',
   'close': 'Close',
+  'discard': 'Discard',
   'edit': 'Edit',
   'premium': {
     'need-purchase': '[%s] Premium is required',
@@ -139,6 +140,10 @@ const data = {
       'discard': 'Discard Changes and exit',
     },
   },
+  'save-check-dialog': {
+    'title': 'Attention',
+    'desc': 'The document has not been saved, do you want to save it?',
+  },
   'file-status': {
     'unsaved': 'Unsaved',
     'saving': 'Saving',
diff --git a/src/share/i18n/languages/zh-CN.ts b/src/share/i18n/languages/zh-CN.ts
index 17a5b45e..0200e393 100644
--- a/src/share/i18n/languages/zh-CN.ts
+++ b/src/share/i18n/languages/zh-CN.ts
@@ -26,6 +26,7 @@ const data: BaseLanguage = {
   'save': '保存',
   'close': '关闭',
   'edit': '编辑',
+  'discard': '放弃',
   'premium': {
     'need-purchase': '[%s] 需要高级版',
     'buy-license': '立即购买',
@@ -140,6 +141,10 @@ const data: BaseLanguage = {
       'discard': '放弃保存并退出',
     },
   },
+  'save-check-dialog': {
+    'title': '提示',
+    'desc': '文档尚未保存，是否要保存？',
+  },
   'file-status': {
     'unsaved': '未保存',
     'saving': '保存中',