diff --git a/publish/changeLog.md b/publish/changeLog.md
index 44c4d8cc..9c062529 100644
--- a/publish/changeLog.md
+++ b/publish/changeLog.md
@@ -10,6 +10,7 @@
 - 新增“清热板蓝”皮肤
 - 新增软件最小化、关闭按钮位置设置，MAC版默认为左边，非MAC为右边，不想用默认的可到设置修改
 - 新增快捷键设置，软件内快捷键默认开启，全局快捷键默认关闭
+- 新增首次运行时自动根据当前系统使用的语言设置软件显示的语言
 
 ### 优化
 
diff --git a/src/common/defaultSetting.js b/src/common/defaultSetting.js
index c347775a..b0f202cf 100644
--- a/src/common/defaultSetting.js
+++ b/src/common/defaultSetting.js
@@ -79,7 +79,7 @@ const defaultSetting = {
   },
   windowSizeId: 2,
   themeId: 0,
-  langId: 'cns',
+  langId: null,
   sourceId: 'kw',
   apiSource: 'temp',
   sourceNameType: 'alias',
diff --git a/src/main/modules/winLyric/event.js b/src/main/modules/winLyric/event.js
index 84e837a1..8507cc16 100644
--- a/src/main/modules/winLyric/event.js
+++ b/src/main/modules/winLyric/event.js
@@ -16,7 +16,10 @@ const setLrcConfig = isForceSet => {
     }
   }
   if (global.modules.lyricWindow) {
-    mainSend(global.modules.lyricWindow, ipcWinLyricNames.set_lyric_config, desktopLyric)
+    mainSend(global.modules.lyricWindow, ipcWinLyricNames.set_lyric_config, {
+      config: desktopLyric,
+      languageId: global.appSetting.langId,
+    })
     if (isForceSet || isLock != desktopLyric.isLock) {
       isLock = desktopLyric.isLock
       if (desktopLyric.isLock) {
diff --git a/src/main/modules/winLyric/rendererEvent.js b/src/main/modules/winLyric/rendererEvent.js
index 8396c44e..a1c20495 100644
--- a/src/main/modules/winLyric/rendererEvent.js
+++ b/src/main/modules/winLyric/rendererEvent.js
@@ -23,7 +23,7 @@ mainOn(ipcWinLyricNames.set_lyric_config, (event, config) => {
 })
 
 mainHandle(ipcWinLyricNames.get_lyric_config, async() => {
-  return global.appSetting.desktopLyric
+  return { config: global.appSetting.desktopLyric, languageId: global.appSetting.langId }
 })
 
 let bounds
diff --git a/src/renderer-lyric/App.vue b/src/renderer-lyric/App.vue
index 4bebd13f..3664721b 100644
--- a/src/renderer-lyric/App.vue
+++ b/src/renderer-lyric/App.vue
@@ -105,8 +105,8 @@ export default {
     },
   },
   created() {
-    rendererOn(NAMES.winLyric.set_lyric_config, (event, config) => this.lrcConfig = config)
-    rendererInvoke(NAMES.winLyric.get_lyric_config).then(config => this.lrcConfig = config)
+    rendererOn(NAMES.winLyric.set_lyric_config, (event, config) => this.handleUpdateConfig(config))
+    rendererInvoke(NAMES.winLyric.get_lyric_config).then(config => this.handleUpdateConfig(config))
   },
   mounted() {
     document.addEventListener('mousemove', this.handleMouseMove)
@@ -117,6 +117,10 @@ export default {
     document.removeEventListener('mouseup', this.handleMouseUp)
   },
   methods: {
+    handleUpdateConfig({ config, languageId }) {
+      this.lrcConfig = config
+      if (this.$i18n.locale !== languageId && languageId != null) this.$i18n.locale = languageId
+    },
     handleMouseDown(origin, event) {
       this.handleMouseUp()
       this.resize.origin = origin
diff --git a/src/renderer-lyric/plugins/i18n.js b/src/renderer-lyric/plugins/i18n.js
index a935759f..a0e166bc 100644
--- a/src/renderer-lyric/plugins/i18n.js
+++ b/src/renderer-lyric/plugins/i18n.js
@@ -14,8 +14,8 @@ import messages from '../../renderer/lang'
 Vue.use(VueI18n)
 
 const i18n = window.i18n = new VueI18n({
-  locale: 'cns',
-  fallbackLocale: 'cns',
+  locale: 'zh-cn',
+  fallbackLocale: 'zh-cn',
   messages,
 })
 
diff --git a/src/renderer/lang/Readme.md b/src/renderer/lang/Readme.md
new file mode 100644
index 00000000..8a63ed0d
--- /dev/null
+++ b/src/renderer/lang/Readme.md
@@ -0,0 +1,39 @@
+新增语言时创建的语言文件夹需要与以下列表对应：
+
+- `ar-sa` - Arabic Saudi Arabia
+- `cs-cz` - Czech Czech Republic
+- `da-dk` - Danish Denmark
+- `de-de` - German Germany
+- `el-gr` - Modern Greek Greece
+- `en-au` - English Australia
+- `en-gb` - English United Kingdom
+- `en-ie` - English Ireland
+- `en-us` - English United States
+- `en-za` - English South Africa
+- `es-es` - Spanish Spain
+- `es-mx` - Spanish Mexico
+- `fi-fi` - Finnish Finland
+- `fr-ca` - French Canada
+- `fr-fr` - French France
+- `he-il` - Hebrew Israel
+- `hi-in` - Hindi India
+- `hu-hu` - Hungarian Hungary
+- `id-id` - Indonesian Indonesia
+- `it-it` - Italian Italy
+- `ja-jp` - Japanese Japan
+- `ko-kr` - Korean Republic of Korea
+- `nl-be` - Dutch Belgium
+- `nl-nl` - Dutch Netherlands
+- `no-no` - Norwegian Norway
+- `pl-pl` - Polish Poland
+- `pt-br` - Portuguese Brazil
+- `pt-pt` - Portuguese Portugal
+- `ro-ro` - Romanian Romania
+- `ru-ru` - Russian Russian Federation
+- `sk-sk` - Slovak Slovakia
+- `sv-se` - Swedish Sweden
+- `th-th` - Thai Thailand
+- `tr-tr` - Turkish Turkey
+- `zh-cn` - Chinese China
+- `zh-hk` - Chinese Hong Kong
+- `zh-tw` - Chinese Taiwan
diff --git a/src/renderer/lang/en/core/aside.json b/src/renderer/lang/en-us/core/aside.json
similarity index 100%
rename from src/renderer/lang/en/core/aside.json
rename to src/renderer/lang/en-us/core/aside.json
diff --git a/src/renderer/lang/en/core/player.json b/src/renderer/lang/en-us/core/player.json
similarity index 100%
rename from src/renderer/lang/en/core/player.json
rename to src/renderer/lang/en-us/core/player.json
diff --git a/src/renderer/lang/en/core/toolbar.json b/src/renderer/lang/en-us/core/toolbar.json
similarity index 100%
rename from src/renderer/lang/en/core/toolbar.json
rename to src/renderer/lang/en-us/core/toolbar.json
diff --git a/src/renderer/lang/en/desktopLyric.json b/src/renderer/lang/en-us/desktopLyric.json
similarity index 100%
rename from src/renderer/lang/en/desktopLyric.json
rename to src/renderer/lang/en-us/desktopLyric.json
diff --git a/src/renderer/lang/en/material/download_modal.json b/src/renderer/lang/en-us/material/download_modal.json
similarity index 100%
rename from src/renderer/lang/en/material/download_modal.json
rename to src/renderer/lang/en-us/material/download_modal.json
diff --git a/src/renderer/lang/en/material/download_multiple_modal.json b/src/renderer/lang/en-us/material/download_multiple_modal.json
similarity index 100%
rename from src/renderer/lang/en/material/download_multiple_modal.json
rename to src/renderer/lang/en-us/material/download_multiple_modal.json
diff --git a/src/renderer/lang/en/material/flow_btn.json b/src/renderer/lang/en-us/material/flow_btn.json
similarity index 100%
rename from src/renderer/lang/en/material/flow_btn.json
rename to src/renderer/lang/en-us/material/flow_btn.json
diff --git a/src/renderer/lang/en/material/list_add_modal.json b/src/renderer/lang/en-us/material/list_add_modal.json
similarity index 100%
rename from src/renderer/lang/en/material/list_add_modal.json
rename to src/renderer/lang/en-us/material/list_add_modal.json
diff --git a/src/renderer/lang/en/material/list_add_multiple_modal.json b/src/renderer/lang/en-us/material/list_add_multiple_modal.json
similarity index 100%
rename from src/renderer/lang/en/material/list_add_multiple_modal.json
rename to src/renderer/lang/en-us/material/list_add_multiple_modal.json
diff --git a/src/renderer/lang/en/material/list_buttons.json b/src/renderer/lang/en-us/material/list_buttons.json
similarity index 100%
rename from src/renderer/lang/en/material/list_buttons.json
rename to src/renderer/lang/en-us/material/list_buttons.json
diff --git a/src/renderer/lang/en/material/pagination.json b/src/renderer/lang/en-us/material/pagination.json
similarity index 100%
rename from src/renderer/lang/en/material/pagination.json
rename to src/renderer/lang/en-us/material/pagination.json
diff --git a/src/renderer/lang/en/material/song_list.json b/src/renderer/lang/en-us/material/song_list.json
similarity index 100%
rename from src/renderer/lang/en/material/song_list.json
rename to src/renderer/lang/en-us/material/song_list.json
diff --git a/src/renderer/lang/en/material/tag_list.json b/src/renderer/lang/en-us/material/tag_list.json
similarity index 100%
rename from src/renderer/lang/en/material/tag_list.json
rename to src/renderer/lang/en-us/material/tag_list.json
diff --git a/src/renderer/lang/en/material/xm_verify_modal.json b/src/renderer/lang/en-us/material/xm_verify_modal.json
similarity index 100%
rename from src/renderer/lang/en/material/xm_verify_modal.json
rename to src/renderer/lang/en-us/material/xm_verify_modal.json
diff --git a/src/renderer/lang/en/store/state.json b/src/renderer/lang/en-us/store/state.json
similarity index 100%
rename from src/renderer/lang/en/store/state.json
rename to src/renderer/lang/en-us/store/state.json
diff --git a/src/renderer/lang/en/view/download.json b/src/renderer/lang/en-us/view/download.json
similarity index 100%
rename from src/renderer/lang/en/view/download.json
rename to src/renderer/lang/en-us/view/download.json
diff --git a/src/renderer/lang/en/view/list.json b/src/renderer/lang/en-us/view/list.json
similarity index 100%
rename from src/renderer/lang/en/view/list.json
rename to src/renderer/lang/en-us/view/list.json
diff --git a/src/renderer/lang/en/view/search.json b/src/renderer/lang/en-us/view/search.json
similarity index 100%
rename from src/renderer/lang/en/view/search.json
rename to src/renderer/lang/en-us/view/search.json
diff --git a/src/renderer/lang/en/view/setting.json b/src/renderer/lang/en-us/view/setting.json
similarity index 100%
rename from src/renderer/lang/en/view/setting.json
rename to src/renderer/lang/en-us/view/setting.json
diff --git a/src/renderer/lang/en/view/song_list.json b/src/renderer/lang/en-us/view/song_list.json
similarity index 100%
rename from src/renderer/lang/en/view/song_list.json
rename to src/renderer/lang/en-us/view/song_list.json
diff --git a/src/renderer/lang/index.js b/src/renderer/lang/index.js
index c3acc79f..a13e7b34 100644
--- a/src/renderer/lang/index.js
+++ b/src/renderer/lang/index.js
@@ -9,7 +9,12 @@ const requireLang = require.context(
 const messages = {}
 
 for (const file of requireLang.keys()) {
-  if (file === './index.js') continue
+  switch (file) {
+    case './index.js':
+    case './languages.json':
+    case './Readme.md':
+      continue
+  }
 
   const path = file.replace(/(\.\/|\.json$)/g, '').split('/')
 
diff --git a/src/renderer/lang/languages.json b/src/renderer/lang/languages.json
index acd40ab3..b6dbb873 100644
--- a/src/renderer/lang/languages.json
+++ b/src/renderer/lang/languages.json
@@ -1,19 +1,20 @@
 [
   {
     "name": "简体中文",
-    "locale": "cns",
-    "alternate": "zh-Hans",
+    "locale": "zh-cn",
+    "alternate": "zh-hans",
     "country": "cn",
     "fallback": true
   },
   {
     "name": "繁体中文",
-    "locale": "cnt",
+    "locale": "zh-tw",
+    "alternate": "zh-hk",
     "country": "cn"
   },
   {
     "name": "English",
-    "locale": "en",
+    "locale": "en-us",
     "country": "us"
   }
 ]
diff --git a/src/renderer/lang/cns/core/aside.json b/src/renderer/lang/zh-cn/core/aside.json
similarity index 100%
rename from src/renderer/lang/cns/core/aside.json
rename to src/renderer/lang/zh-cn/core/aside.json
diff --git a/src/renderer/lang/cns/core/player.json b/src/renderer/lang/zh-cn/core/player.json
similarity index 100%
rename from src/renderer/lang/cns/core/player.json
rename to src/renderer/lang/zh-cn/core/player.json
diff --git a/src/renderer/lang/cns/core/toolbar.json b/src/renderer/lang/zh-cn/core/toolbar.json
similarity index 100%
rename from src/renderer/lang/cns/core/toolbar.json
rename to src/renderer/lang/zh-cn/core/toolbar.json
diff --git a/src/renderer/lang/cns/desktopLyric.json b/src/renderer/lang/zh-cn/desktopLyric.json
similarity index 100%
rename from src/renderer/lang/cns/desktopLyric.json
rename to src/renderer/lang/zh-cn/desktopLyric.json
diff --git a/src/renderer/lang/cns/material/download_modal.json b/src/renderer/lang/zh-cn/material/download_modal.json
similarity index 100%
rename from src/renderer/lang/cns/material/download_modal.json
rename to src/renderer/lang/zh-cn/material/download_modal.json
diff --git a/src/renderer/lang/cns/material/download_multiple_modal.json b/src/renderer/lang/zh-cn/material/download_multiple_modal.json
similarity index 100%
rename from src/renderer/lang/cns/material/download_multiple_modal.json
rename to src/renderer/lang/zh-cn/material/download_multiple_modal.json
diff --git a/src/renderer/lang/cns/material/flow_btn.json b/src/renderer/lang/zh-cn/material/flow_btn.json
similarity index 100%
rename from src/renderer/lang/cns/material/flow_btn.json
rename to src/renderer/lang/zh-cn/material/flow_btn.json
diff --git a/src/renderer/lang/cns/material/list_add_modal.json b/src/renderer/lang/zh-cn/material/list_add_modal.json
similarity index 100%
rename from src/renderer/lang/cns/material/list_add_modal.json
rename to src/renderer/lang/zh-cn/material/list_add_modal.json
diff --git a/src/renderer/lang/cns/material/list_add_multiple_modal.json b/src/renderer/lang/zh-cn/material/list_add_multiple_modal.json
similarity index 100%
rename from src/renderer/lang/cns/material/list_add_multiple_modal.json
rename to src/renderer/lang/zh-cn/material/list_add_multiple_modal.json
diff --git a/src/renderer/lang/cns/material/list_buttons.json b/src/renderer/lang/zh-cn/material/list_buttons.json
similarity index 100%
rename from src/renderer/lang/cns/material/list_buttons.json
rename to src/renderer/lang/zh-cn/material/list_buttons.json
diff --git a/src/renderer/lang/cns/material/pagination.json b/src/renderer/lang/zh-cn/material/pagination.json
similarity index 100%
rename from src/renderer/lang/cns/material/pagination.json
rename to src/renderer/lang/zh-cn/material/pagination.json
diff --git a/src/renderer/lang/cns/material/song_list.json b/src/renderer/lang/zh-cn/material/song_list.json
similarity index 100%
rename from src/renderer/lang/cns/material/song_list.json
rename to src/renderer/lang/zh-cn/material/song_list.json
diff --git a/src/renderer/lang/cns/material/tag_list.json b/src/renderer/lang/zh-cn/material/tag_list.json
similarity index 100%
rename from src/renderer/lang/cns/material/tag_list.json
rename to src/renderer/lang/zh-cn/material/tag_list.json
diff --git a/src/renderer/lang/cns/material/xm_verify_modal.json b/src/renderer/lang/zh-cn/material/xm_verify_modal.json
similarity index 100%
rename from src/renderer/lang/cns/material/xm_verify_modal.json
rename to src/renderer/lang/zh-cn/material/xm_verify_modal.json
diff --git a/src/renderer/lang/cns/store/state.json b/src/renderer/lang/zh-cn/store/state.json
similarity index 100%
rename from src/renderer/lang/cns/store/state.json
rename to src/renderer/lang/zh-cn/store/state.json
diff --git a/src/renderer/lang/cns/view/download.json b/src/renderer/lang/zh-cn/view/download.json
similarity index 100%
rename from src/renderer/lang/cns/view/download.json
rename to src/renderer/lang/zh-cn/view/download.json
diff --git a/src/renderer/lang/cns/view/list.json b/src/renderer/lang/zh-cn/view/list.json
similarity index 100%
rename from src/renderer/lang/cns/view/list.json
rename to src/renderer/lang/zh-cn/view/list.json
diff --git a/src/renderer/lang/cns/view/search.json b/src/renderer/lang/zh-cn/view/search.json
similarity index 100%
rename from src/renderer/lang/cns/view/search.json
rename to src/renderer/lang/zh-cn/view/search.json
diff --git a/src/renderer/lang/cns/view/setting.json b/src/renderer/lang/zh-cn/view/setting.json
similarity index 100%
rename from src/renderer/lang/cns/view/setting.json
rename to src/renderer/lang/zh-cn/view/setting.json
diff --git a/src/renderer/lang/cns/view/song_list.json b/src/renderer/lang/zh-cn/view/song_list.json
similarity index 100%
rename from src/renderer/lang/cns/view/song_list.json
rename to src/renderer/lang/zh-cn/view/song_list.json
diff --git a/src/renderer/lang/cnt/core/aside.json b/src/renderer/lang/zh-tw/core/aside.json
similarity index 100%
rename from src/renderer/lang/cnt/core/aside.json
rename to src/renderer/lang/zh-tw/core/aside.json
diff --git a/src/renderer/lang/cnt/core/player.json b/src/renderer/lang/zh-tw/core/player.json
similarity index 100%
rename from src/renderer/lang/cnt/core/player.json
rename to src/renderer/lang/zh-tw/core/player.json
diff --git a/src/renderer/lang/cnt/core/toolbar.json b/src/renderer/lang/zh-tw/core/toolbar.json
similarity index 100%
rename from src/renderer/lang/cnt/core/toolbar.json
rename to src/renderer/lang/zh-tw/core/toolbar.json
diff --git a/src/renderer/lang/cnt/desktopLyric.json b/src/renderer/lang/zh-tw/desktopLyric.json
similarity index 100%
rename from src/renderer/lang/cnt/desktopLyric.json
rename to src/renderer/lang/zh-tw/desktopLyric.json
diff --git a/src/renderer/lang/cnt/material/download_modal.json b/src/renderer/lang/zh-tw/material/download_modal.json
similarity index 100%
rename from src/renderer/lang/cnt/material/download_modal.json
rename to src/renderer/lang/zh-tw/material/download_modal.json
diff --git a/src/renderer/lang/cnt/material/download_multiple_modal.json b/src/renderer/lang/zh-tw/material/download_multiple_modal.json
similarity index 100%
rename from src/renderer/lang/cnt/material/download_multiple_modal.json
rename to src/renderer/lang/zh-tw/material/download_multiple_modal.json
diff --git a/src/renderer/lang/cnt/material/flow_btn.json b/src/renderer/lang/zh-tw/material/flow_btn.json
similarity index 100%
rename from src/renderer/lang/cnt/material/flow_btn.json
rename to src/renderer/lang/zh-tw/material/flow_btn.json
diff --git a/src/renderer/lang/cnt/material/list_add_modal.json b/src/renderer/lang/zh-tw/material/list_add_modal.json
similarity index 100%
rename from src/renderer/lang/cnt/material/list_add_modal.json
rename to src/renderer/lang/zh-tw/material/list_add_modal.json
diff --git a/src/renderer/lang/cnt/material/list_add_multiple_modal.json b/src/renderer/lang/zh-tw/material/list_add_multiple_modal.json
similarity index 100%
rename from src/renderer/lang/cnt/material/list_add_multiple_modal.json
rename to src/renderer/lang/zh-tw/material/list_add_multiple_modal.json
diff --git a/src/renderer/lang/cnt/material/list_buttons.json b/src/renderer/lang/zh-tw/material/list_buttons.json
similarity index 100%
rename from src/renderer/lang/cnt/material/list_buttons.json
rename to src/renderer/lang/zh-tw/material/list_buttons.json
diff --git a/src/renderer/lang/cnt/material/pagination.json b/src/renderer/lang/zh-tw/material/pagination.json
similarity index 100%
rename from src/renderer/lang/cnt/material/pagination.json
rename to src/renderer/lang/zh-tw/material/pagination.json
diff --git a/src/renderer/lang/cnt/material/song_list.json b/src/renderer/lang/zh-tw/material/song_list.json
similarity index 100%
rename from src/renderer/lang/cnt/material/song_list.json
rename to src/renderer/lang/zh-tw/material/song_list.json
diff --git a/src/renderer/lang/cnt/material/tag_list.json b/src/renderer/lang/zh-tw/material/tag_list.json
similarity index 100%
rename from src/renderer/lang/cnt/material/tag_list.json
rename to src/renderer/lang/zh-tw/material/tag_list.json
diff --git a/src/renderer/lang/cnt/material/xm_verify_modal.json b/src/renderer/lang/zh-tw/material/xm_verify_modal.json
similarity index 100%
rename from src/renderer/lang/cnt/material/xm_verify_modal.json
rename to src/renderer/lang/zh-tw/material/xm_verify_modal.json
diff --git a/src/renderer/lang/cnt/store/state.json b/src/renderer/lang/zh-tw/store/state.json
similarity index 100%
rename from src/renderer/lang/cnt/store/state.json
rename to src/renderer/lang/zh-tw/store/state.json
diff --git a/src/renderer/lang/cnt/view/download.json b/src/renderer/lang/zh-tw/view/download.json
similarity index 100%
rename from src/renderer/lang/cnt/view/download.json
rename to src/renderer/lang/zh-tw/view/download.json
diff --git a/src/renderer/lang/cnt/view/list.json b/src/renderer/lang/zh-tw/view/list.json
similarity index 100%
rename from src/renderer/lang/cnt/view/list.json
rename to src/renderer/lang/zh-tw/view/list.json
diff --git a/src/renderer/lang/cnt/view/search.json b/src/renderer/lang/zh-tw/view/search.json
similarity index 100%
rename from src/renderer/lang/cnt/view/search.json
rename to src/renderer/lang/zh-tw/view/search.json
diff --git a/src/renderer/lang/cnt/view/setting.json b/src/renderer/lang/zh-tw/view/setting.json
similarity index 100%
rename from src/renderer/lang/cnt/view/setting.json
rename to src/renderer/lang/zh-tw/view/setting.json
diff --git a/src/renderer/lang/cnt/view/song_list.json b/src/renderer/lang/zh-tw/view/song_list.json
similarity index 100%
rename from src/renderer/lang/cnt/view/song_list.json
rename to src/renderer/lang/zh-tw/view/song_list.json
diff --git a/src/renderer/plugins/i18n.js b/src/renderer/plugins/i18n.js
index 7197a2b9..48b8cca1 100644
--- a/src/renderer/plugins/i18n.js
+++ b/src/renderer/plugins/i18n.js
@@ -14,8 +14,8 @@ import messages from '@/lang'
 Vue.use(VueI18n)
 
 const i18n = window.i18n = new VueI18n({
-  locale: 'cns',
-  fallbackLocale: 'cns',
+  locale: 'zh-cn',
+  fallbackLocale: 'zh-cn',
   messages,
 })
 
diff --git a/src/renderer/store/state.js b/src/renderer/store/state.js
index 38029713..b02421d3 100644
--- a/src/renderer/store/state.js
+++ b/src/renderer/store/state.js
@@ -3,6 +3,8 @@
 import Store from 'electron-store'
 import { windowSizeList } from '../../common/config'
 import { version } from '../../../package.json'
+import { rendererSend, NAMES } from '../../common/ipc'
+import languageList from '@/lang/languages.json'
 
 window.electronStore_list = new Store({
   name: 'playList',
@@ -15,8 +17,30 @@ let settingVersion = electronStore_config.get('version')
 
 process.versions.app = version
 
+// Set language automatically
+if (!window.i18n.availableLocales.includes(setting.langId)) {
+  let langId = null
+  let locale = window.navigator.language.toLocaleLowerCase()
+  if (window.i18n.availableLocales.includes(locale)) {
+    langId = locale
+  } else {
+    for (const lang of languageList) {
+      if (lang.alternate == locale) {
+        langId = lang.locale
+        break
+      }
+    }
+    if (langId == null) langId = 'en-us'
+  }
+  setting.langId = langId
+  electronStore_config.set('setting', setting)
+  rendererSend(NAMES.mainWindow.set_app_setting, setting)
+  console.log('Set lang', setting.langId)
+}
+
 window.i18n.locale = setting.langId
 
+
 export default {
   themes: [
     {