diff --git a/src/components.d.ts b/src/components.d.ts
index dee0f14..5d0f239 100644
--- a/src/components.d.ts
+++ b/src/components.d.ts
@@ -27,6 +27,7 @@ declare module 'vue' {
     ElScrollbar: typeof import('element-plus/es')['ElScrollbar']
     ElSelect: typeof import('element-plus/es')['ElSelect']
     ElSlider: typeof import('element-plus/es')['ElSlider']
+    ElSwitch: typeof import('element-plus/es')['ElSwitch']
     ElTable: typeof import('element-plus/es')['ElTable']
     ElTableColumn: typeof import('element-plus/es')['ElTableColumn']
     ElTimePicker: typeof import('element-plus/es')['ElTimePicker']
diff --git a/src/views/SystemSettings/index.vue b/src/views/SystemSettings/index.vue
index 1fb4a91..9f6c9a4 100644
--- a/src/views/SystemSettings/index.vue
+++ b/src/views/SystemSettings/index.vue
@@ -67,6 +67,12 @@
                 <div class="main_item">
                     <div class="main_title">修改操作密码</div>
                     <div class="main_content">
+                        <div class="line">
+                            <div class="item full-width">
+                                <div class="key">启用密码保护</div>
+                                <el-switch v-model="passwordEnabled" @change="handlePasswordEnableChange" />
+                            </div>
+                        </div>
                         <div class="line">
                             <div class="item full-width">
                                 <div class="key">原密码</div>
@@ -208,6 +214,45 @@ const changePassword = async () => {
     }
 }
 
+// ─── 密码保护开关 ─────────────────────────────────
+const passwordEnabled = ref(false)
+
+const getPasswordStatus = async () => {
+    try {
+        const res = await RPC.post('/m9z/password/status', {})
+        passwordEnabled.value = res?.enabled || false
+    } catch (e) {
+        // 错误由 rpc.js 处理
+    }
+}
+
+const handlePasswordEnableChange = async (val) => {
+    const actionText = val ? '开启' : '关闭'
+    try {
+        await ElMessageBox.confirm(
+            `确认要${actionText}密码保护功能吗？`,
+            '提示',
+            {
+                confirmButtonText: '确定',
+                cancelButtonText: '取消',
+                type: 'warning',
+            }
+        )
+
+        const method = val ? '/m9z/password/enable' : '/m9z/password/disable'
+        try {
+            await RPC.post(method, {})
+            ElMessage.success(`${actionText}密码保护成功`)
+        } catch (e) {
+            // 如果接口失败，回滚状态
+            passwordEnabled.value = !val
+        }
+    } catch (e) {
+        // 用户取消，回滚状态
+        passwordEnabled.value = !val
+    }
+}
+
 const goBack = () => {
     router.push('/')
 }
@@ -217,6 +262,7 @@ onMounted(() => {
     updateTime()
     timeInterval = setInterval(updateTime, 1000)
     getSystemTime()
+    getPasswordStatus()
 })
 onUnmounted(() => {
     if (timeInterval) clearInterval(timeInterval)