An image display apparatus is disclosed. The image display apparatus includes a rollable display, a drive unit to change a size of the display, an external device interface unit including a plurality of external input terminals, and a controller to control the display, wherein, based on an external input display command, the controller controls the drive unit to roll down the display and controls a plurality of external input objects corresponding to the plurality of external input terminals to be displayed at positions corresponding to the plurality of external input.