diff --git a/Module/DeviceInfo.py b/Module/DeviceInfo.py
index 8b90693..73aad13 100644
--- a/Module/DeviceInfo.py
+++ b/Module/DeviceInfo.py
@@ -214,23 +214,23 @@ class Deviceinfo(object):
 
     def _removeDisconnected(self, current_list):
         try:
-            # 当前在线的 UDID 集合
-            now_udids = {d.udid for d in current_list if hasattr(d, 'udid')}
+            # 当前在线的 deviceId 集合（即 UDID）
+            now_device_ids = {d.udid for d in current_list if hasattr(d, 'udid')}
 
-            # 上一次记录的 UDID 集合
-            prev_udids = {d.udid for d in self.deviceArray if hasattr(d, 'udid')}
+            # 上一次记录的 deviceId 集合
+            prev_device_ids = {model.deviceId for model in self.deviceModelList}
         except Exception as e:
-            LogManager.error(f"收集 UDID 失败：{e}", "")
+            LogManager.error(f"收集 deviceId 失败：{e}", "")
             return
 
-        removed_udids = prev_udids - now_udids
-        if not removed_udids:
+        removed_device_ids = prev_device_ids - now_device_ids
+        if not removed_device_ids:
             return
 
         with self._lock:
             # 清理 deviceModelList
             for model in list(self.deviceModelList):
-                if model.deviceId in removed_udids:
+                if model.deviceId in removed_device_ids:
                     model.type = 2
                     try:
                         self.manager.send(model.toDict())
@@ -241,7 +241,7 @@ class Deviceinfo(object):
             # 清理 pidList
             survivors = []
             for item in self.pidList:
-                if item.get("id") in removed_udids:
+                if item.get("id") in removed_device_ids:
                     p = item.get("target")
                     try:
                         self._terminate_proc(p)
@@ -251,11 +251,14 @@ class Deviceinfo(object):
                     survivors.append(item)
             self.pidList = survivors
 
-            # 清理 deviceArray
-            self.deviceArray = [d for d in self.deviceArray if d.udid not in removed_udids]
+            # 清理 deviceArray（也统一用 udid）
+            self.deviceArray = [d for d in self.deviceArray if getattr(d, 'udid', None) not in removed_device_ids]
 
-        for udid in removed_udids:
-            LogManager.info("设备已拔出，清理完成（下线通知 + 端口映射关闭 + 状态移除）", udid)
+            # >>> 新增：记录剩余设备数量 <<<
+            LogManager.info(f"设备拔出完成，当前剩余设备数：{len(self.deviceModelList)}", "")
+
+        for device_id in removed_device_ids:
+            LogManager.info("设备已拔出，清理完成（下线通知 + 端口映射关闭 + 状态移除）", device_id)
 
     def _base_dir(self) -> Path:
         if getattr(sys, "frozen", False):