diff --git a/src/global/readSetting.js b/src/global/readSetting.js
index b79fec3..8141d1c 100644
--- a/src/global/readSetting.js
+++ b/src/global/readSetting.js
@@ -1,5 +1,27 @@
 import restoreSetting from './restoreSetting'
+import defaultSetting from '../data/setting.json'
+import { pointToObj } from '../utils'
 
-const setting = utools.dbStorage.getItem('setting') || restoreSetting()
+defaultSetting = pointToObj(defaultSetting)
+
+// 比较默认设置与当前设置
+function compareSetting() {
+  const setting = utools.dbStorage.getItem('setting') || restoreSetting()
+  // 如果默认设置中新增了某个设置项，为本地设置添加该项
+  for (const key in defaultSetting) {
+    if (setting[key] === undefined) {
+      setting[key] = defaultSetting[key]
+    }
+  }
+  // 如果默认设置中删除了某个设置项，删除本地设置中的该项
+  for (const key in setting) {
+    if (defaultSetting[key] === undefined) {
+      delete setting[key]
+    }
+  }
+  return setting
+}
+
+const setting = compareSetting()
 
 export default setting