diff --git a/frontend/src/components/protocols/Direct.vue b/frontend/src/components/protocols/Direct.vue
index d14a2b2..c88423a 100644
--- a/frontend/src/components/protocols/Direct.vue
+++ b/frontend/src/components/protocols/Direct.vue
@@ -20,16 +20,6 @@
         v-model.number="override_port">
         </v-text-field>
       </v-col>
-      <v-col cols="12" sm="6" md="4" v-if="direction == 'out'">
-        <v-select
-        :label="$t('types.direct.proxyProtocol')"
-        :items="[1,2]"
-        hide-details
-        clearable
-        @click:clear="delete data.proxy_protocol"
-        v-model.number="data.proxy_protocol">
-        </v-select>
-      </v-col>
     </v-row>
   </v-card>
 </template>
diff --git a/frontend/src/locales/en.ts b/frontend/src/locales/en.ts
index 6291e2f..0d176f6 100644
--- a/frontend/src/locales/en.ts
+++ b/frontend/src/locales/en.ts
@@ -155,7 +155,6 @@ export default {
     direct: {
       overrideAddr: "Override Address",
       overridePort: "Override Port",
-      proxyProtocol: "Proxy Protocol",
     },
     hy: {
       obfs: "Obfuscated Password",
diff --git a/frontend/src/locales/fa.ts b/frontend/src/locales/fa.ts
index ff5965e..3d661d9 100644
--- a/frontend/src/locales/fa.ts
+++ b/frontend/src/locales/fa.ts
@@ -154,7 +154,6 @@ export default {
     direct: {
       overrideAddr: "جایگزین آدرس",
       overridePort: "جایگزین پورت",
-      proxyProtocol: "پروتکل پراکسی",
     },
     hy: {
       obfs: "رمز مبهم کننده",
diff --git a/frontend/src/locales/vi.ts b/frontend/src/locales/vi.ts
index 9a59270..fc42d1f 100644
--- a/frontend/src/locales/vi.ts
+++ b/frontend/src/locales/vi.ts
@@ -155,7 +155,6 @@ export default {
     direct: {
       overrideAddr: "Ghi đè Địa chỉ",
       overridePort: "Ghi đè Cổng",
-      proxyProtocol: "Giao thức Proxy",
     },
     hy: {
       obfs: "Mật khẩu đã được Ẩn",
diff --git a/frontend/src/locales/zhcn.ts b/frontend/src/locales/zhcn.ts
index d258b88..4d9b870 100644
--- a/frontend/src/locales/zhcn.ts
+++ b/frontend/src/locales/zhcn.ts
@@ -155,7 +155,6 @@ export default {
     direct: {
       overrideAddr: "覆盖地址",
       overridePort: "覆盖端口",
-      proxyProtocol: "代理协议",
     },
     hy: {
       obfs: "混淆密码",
diff --git a/frontend/src/locales/zhtw.ts b/frontend/src/locales/zhtw.ts
index 862ba75..3175b1c 100644
--- a/frontend/src/locales/zhtw.ts
+++ b/frontend/src/locales/zhtw.ts
@@ -156,7 +156,6 @@ export default {
     direct: {
       overrideAddr: "覆蓋地址",
       overridePort: "覆蓋端口",
-      proxyProtocol: "代理協議",
     },
     hy: {
       obfs: "混淆密碼",
diff --git a/frontend/src/types/outbounds.ts b/frontend/src/types/outbounds.ts
index dee2140..2ecfbf8 100644
--- a/frontend/src/types/outbounds.ts
+++ b/frontend/src/types/outbounds.ts
@@ -57,7 +57,6 @@ export interface WgPeer {
 export interface Direct extends OutboundBasics, Dial {
   override_address?: string
   override_port?: number
-  proxy_protocol?: 0 | 1 | 2
 }
 
 export interface Block extends OutboundBasics {}