A case includes a main body, a protective frame, and at least one fixing member. In the process, after the toner image has been fixed on the image carrier substrate by heating, as much heat is supplied to the toner image at least once again that the toner image on its surface or in the area near its surface is melted either completely or at least in areas, the degree andor the duration of melting being set depending on the desired gloss of the toner image. The token is passed to a system that builds software images. The method further includes executing the second application on the computing device.