User termincal device and methods for controlling the user termincal device thereof

The user terminal apparatus and its control method are provided. The user terminal device to the first side in the bent first sub-region and a bent second side second sub-area of ​​the user terminal device is extended from the main area of ​​the user terminal device is extended from a main region, said main region consisting of a flexible display, control the flexible display to provide a UI in one of the first sub-region and a second sub-region according to the motion of the detector and the detected detection through the user terminal device for detecting the movement (motion) of the user terminal device and a control unit for.