diff --git a/module/device/connection.py b/module/device/connection.py
index e8757106f..5779e9760 100644
--- a/module/device/connection.py
+++ b/module/device/connection.py
@@ -338,6 +338,8 @@ class Connection(ConnectionAttr):
                 which has nemud.app_keep_alive and always be a vertical device
                 MuMu PRO on mac has the same feature
         """
+        if not self.is_mumu_family:
+            return False
         if self.nemud_app_keep_alive != '':
             return True
         if IS_MACINTOSH: