US Patent 10409439 User terminal apparatus and controlling method thereof

A user terminal apparatus is provided. The user terminal apparatus includes a display consisting of a main display area disposed on a front side of the user terminal apparatus and a sub display area extended from one side of the main display area to be disposed on at least one area of a rear side of the user terminal apparatus, and a processor configured to provide a lock screen to a display area of at least one of the main display area and the sub display area and, in response to a user input of releasing the lock screen being sensed, control the display to provide a different home screen based on a display area where the user input is sensed.