Ensure that any excess powder inside the printer chamber has been recovered.Clean every corner inside the printer cavity with a vacuum cleaner. Ensure there is no powder buildup on the inner edge of the powder tray, the printer walls, or in the corners.
Use a vacuum cleaner to thoroughly clean the dust from the seals, gaps, valves, and other details on the inside of the front door.
Use a vacuum cleaner to clean the dust around the printer and on the floor.