Abstract: A method for applying device management rules in a router and associated apparatus are provided, in which the method includes: providing a user of the router with a drag-and-drop user interface (UI), and outputting display data of a plurality of icons respectively with respect to a plurality of neighboring electronic devices, for displaying the plurality of icons on the drag-and-drop UI to allow the user to drag and drop at least one icon of the plurality of icons; and according to user inputs obtained via the drag-and-drop UI, applying at least one device management rule of the device management rules to at least one neighboring electronic device within the plurality of neighboring electronic devices, in which the icon and the neighboring electronic device correspond to each other. The plurality of neighboring electronic devices can be wirelessly connected to the router.