Display and control method thereof

The present invention relates to a display apparatus and a control method. Display device in accordance with the present invention and the image signal input with a digital video signal and the analog image signal may be input at the same time; A first storage unit which stores the display identification information for the digital; A second storage unit which stores the display identification information for the analog; The first storage unit and a second switch for connecting either the storage unit to the input unit; Said input when it is an analog video signal and the digital image signal received at the same time detected by parts of the display identification information of the priority set group of the display identification information, and display identification information for analog for the digital to be output through the input unit switching unit control and a control unit for. Thus, the user can output the selected display information recognized by the image source when a plurality of image signals are input at the same time.