FOLDABLE DISPLAY DEVICE CAPABLE OF FIXING SCREEN BY MEANS OF FOLDING DISPLAY AND METHOD FOR CONTROLLING THE FOLDABLE DISPLAY DEVICE

Disclosed are a foldable display device capable of fixing a screen by means of folding a display and a method for controlling the foldable display device. The foldable display device according to the present specification comprises a display unit having first and second display regions separated spatially or visually by being folded; a folding sensor unit for outputting a status signal regarding the degree to which the display unit is folded; and a control unit. The control unit can execute a first mode in which the entire screen displayed on the display unit in a fully open state is controlled, and a second mode in which, when the state changes from the fully open state to an intermediately folded state, the screen of the display region in which the touch of a user is sensed is controlled from among the first and second display regions. According to the present specification, the user can verify simultaneously two desired areas of the screen of the same content. Accordingly, the inconvenience of having to scroll back and forth on the screen can be reduced.