diff --git a/app/src/main/java/com/sw/platecabinet/activity/LoginByFaceActivity.kt b/app/src/main/java/com/sw/platecabinet/activity/LoginByFaceActivity.kt
index a190d0a..ca27479 100644
--- a/app/src/main/java/com/sw/platecabinet/activity/LoginByFaceActivity.kt
+++ b/app/src/main/java/com/sw/platecabinet/activity/LoginByFaceActivity.kt
@@ -453,10 +453,10 @@ class LoginByFaceActivity : BaseActivity<ActivityLoginFaceBinding>(),
                         // 餐盘已空，播放无盘提示音
                         SoundPoolUtil.getInstance().play(NO_PLATE_REMIND, 0)
                         //跳转到餐盘设置页面
-                        PlcSettingActivity.start(this@LoginByFaceActivity)
+                        PlcSettingActivity.start(this@LoginByFaceActivity, showTips = true)
                     } else {
                         loadLogInfo("collectFace,checkRemainingPlate: 剩余餐盘，继续使用")
-                        goInitActivity ()
+                        goInitActivity()
                     }
                 }
 
diff --git a/app/src/main/java/com/sw/platecabinet/activity/PlcSettingActivity.kt b/app/src/main/java/com/sw/platecabinet/activity/PlcSettingActivity.kt
index 0478878..625f3f0 100644
--- a/app/src/main/java/com/sw/platecabinet/activity/PlcSettingActivity.kt
+++ b/app/src/main/java/com/sw/platecabinet/activity/PlcSettingActivity.kt
@@ -24,11 +24,17 @@ import kotlinx.coroutines.withContext
 class PlcSettingActivity : BaseActivity<ActivityPlcSettingBinding>() {
 
     companion object {
+        /** Intent Extra 键：是否显示 tips 界面 */
+        private const val EXTRA_SHOW_TIPS = "extra_show_tips"
+
         /**
          * 启动 PlcSettingActivity
+         * @param showTips 是否显示 tips 界面（暂无餐盘提示）
          */
-        fun start(context: Context) {
-            context.startActivity(Intent(context, PlcSettingActivity::class.java))
+        fun start(context: Context, showTips: Boolean = false) {
+            val intent = Intent(context, PlcSettingActivity::class.java)
+            intent.putExtra(EXTRA_SHOW_TIPS, showTips)
+            context.startActivity(intent)
         }
     }
 
@@ -42,9 +48,15 @@ class PlcSettingActivity : BaseActivity<ActivityPlcSettingBinding>() {
     }
 
     override fun initialize() {
+        // 根据传入参数控制 tips 界面显示
+        val showTips = intent.getBooleanExtra(EXTRA_SHOW_TIPS, false)
+        binding.layoutTips.visibility =
+            if (showTips) android.view.View.VISIBLE else android.view.View.GONE
+
         initConnectButtons()
         initOutPlateButton()
         initPlatformButtons()
+        initPlatformResetButton()
         initAlarmButton()
         initParamButtons()
         initStatusButton()
@@ -183,6 +195,37 @@ class PlcSettingActivity : BaseActivity<ActivityPlcSettingBinding>() {
 
     // ==================== 故障处理 ====================
 
+    /**
+     * 初始化平台复位按钮：先执行平台上升，成功后自动执行返回营业
+     */
+    private fun initPlatformResetButton() {
+        binding.btnPlatformReset.clickWithDebounce {
+            showWaitingDialog("正在复位平台……")
+            PlcHelper.getInstance(this).platformUp(object : PlcCallback<String> {
+                override fun onSuccess(result: String) {
+                    // 平台上升完成，继续执行返回营业
+                    PlcHelper.getInstance(this@PlcSettingActivity).backToBusiness(object : PlcCallback<String> {
+                        override fun onSuccess(result: String) {
+                            hideWaitingDialog()
+                            ToastUtils.showToast("平台复位成功")
+                            finish()
+                        }
+
+                        override fun onError(message: String) {
+                            hideWaitingDialog()
+                            ToastUtils.showToast("返回营业失败：$message")
+                        }
+                    })
+                }
+
+                override fun onError(message: String) {
+                    hideWaitingDialog()
+                    ToastUtils.showToast("平台上升失败：$message")
+                }
+            })
+        }
+    }
+
     /**
      * 初始化故障复位按钮
      */
diff --git a/app/src/main/res/layout/activity_plc_setting.xml b/app/src/main/res/layout/activity_plc_setting.xml
index 5061d6a..b84673f 100644
--- a/app/src/main/res/layout/activity_plc_setting.xml
+++ b/app/src/main/res/layout/activity_plc_setting.xml
@@ -11,6 +11,29 @@
         android:id="@+id/includeHeader"
         layout="@layout/item_title_time" />
 
+    <RelativeLayout
+        android:id="@+id/layout_tips"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <ImageView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            android:src="@mipmap/img_error_tips"
+            tools:ignore="ContentDescription" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentBottom="true"
+            android:layout_centerHorizontal="true"
+            android:layout_marginBottom="144dp"
+            android:text="暂无餐盘    请联系管理人员"
+            android:textColor="#fff0c8b4"
+            android:textSize="20sp" />
+    </RelativeLayout>
+
     <ScrollView
         android:layout_width="match_parent"
         android:layout_height="0dp"
@@ -143,6 +166,17 @@
                 android:textColor="#FFCC99"
                 android:textSize="22sp" />
 
+            <TextView
+                android:id="@+id/btnPlatformReset"
+                android:layout_width="match_parent"
+                android:layout_height="60dp"
+                android:layout_marginTop="12dp"
+                android:background="@drawable/btn_outline"
+                android:gravity="center"
+                android:text="餐盘平台复位"
+                android:textColor="#FFCC99"
+                android:textSize="22sp" />
+
             <LinearLayout
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
diff --git a/app/src/main/res/mipmap-xhdpi/img_error_tips.png b/app/src/main/res/mipmap-xhdpi/img_error_tips.png
new file mode 100644
index 0000000..66e6b5e
Binary files /dev/null and b/app/src/main/res/mipmap-xhdpi/img_error_tips.png differ