new info button

app/UI/Client/Setting/Buttons/EditSettingButton.php

@@ -28,7 +28,7 @@ class EditSettingButton extends ButtonDataTableModalAction implements ClientArea
     {
         $this->initIds('editSettingButton');
         $this->initLoadModalAction(new EditSettingModal());
-        $this->setDisableByColumnValue("mxactive", 'wrong');
+        $this->setDisableByColumnValue("selfdns", 0);
     }
 
 }