diff --git a/src/main/utils/template.ts b/src/main/utils/template.ts
index ad23664..4806e01 100644
--- a/src/main/utils/template.ts
+++ b/src/main/utils/template.ts
@@ -4,6 +4,8 @@ export const defaultConfig: IAppConfig = {
   proxyDisplayMode: 'simple',
   proxyDisplayOrder: 'default',
   autoCheckUpdate: true,
+  useNameserverPolicy: false,
+  nameserverPolicy: {},
   sysProxy: { enable: false, mode: 'manual' }
 }
 
diff --git a/src/renderer/src/pages/dns.tsx b/src/renderer/src/pages/dns.tsx
index e643606..a941b39 100644
--- a/src/renderer/src/pages/dns.tsx
+++ b/src/renderer/src/pages/dns.tsx
@@ -55,20 +55,20 @@ const DNS: React.FC = () => {
     if (value.trim()) {
       if (index < list.length) {
         list[index] = value
-      } else if (list.length < 4) {
+      } else {
         list.push(value)
       }
     } else {
       list.splice(index, 1)
     }
-    setValues({ ...values, [type]: list.slice(0, 4) })
+    setValues({ ...values, [type]: list })
   }
 
   const renderListInputs = (type: string, placeholder: string): ReactNode => {
-    const currentItems = values[type].slice(0, 4)
-    const showNewLine = currentItems.length < 4 && currentItems.every((item) => item.trim() !== '')
+    const currentItems = values[type]
+    const showNewLine = currentItems.every((item: string) => item.trim() !== '')
 
-    return [...currentItems, ...(showNewLine ? [''] : [])].slice(0, 4).map((item, index) => (
+    return [...currentItems, ...(showNewLine ? [''] : [])].map((item, index) => (
       <div key={index} className="mt-2 flex">
         <Input
           fullWidth
diff --git a/src/renderer/src/pages/settings.tsx b/src/renderer/src/pages/settings.tsx
index 373fc3b..6d707d9 100644
--- a/src/renderer/src/pages/settings.tsx
+++ b/src/renderer/src/pages/settings.tsx
@@ -23,8 +23,15 @@ const Settings: React.FC = () => {
   })
 
   const { appConfig, patchAppConfig } = useAppConfig()
-  const { silentStart = false, delayTestUrl, delayTestTimeout, autoCheckUpdate } = appConfig || {}
+  const {
+    silentStart = false,
+    delayTestUrl,
+    delayTestTimeout,
+    autoCheckUpdate,
+    userAgent
+  } = appConfig || {}
   const [url, setUrl] = useState(delayTestUrl)
+  const [ua, setUa] = useState(userAgent)
 
   return (
     <BasePage
@@ -76,6 +83,20 @@ const Settings: React.FC = () => {
         </SettingItem>
       </SettingCard>
       <SettingCard>
+        <SettingItem title="订阅拉取 UA" divider>
+          <Input
+            size="sm"
+            className="w-[60%]"
+            value={ua}
+            placeholder="默认 clash-meta"
+            onValueChange={(v) => {
+              setUa(v)
+              debounce(() => {
+                patchAppConfig({ userAgent: v })
+              }, 2000)
+            }}
+          ></Input>
+        </SettingItem>
         <SettingItem title="延迟测试地址" divider>
           <Input
             size="sm"