Abstract: A mobile terminal includes: a display; a communication module configured to perform communication with a pen device having a first end and a second end; and a controller configured to: control the display and the communication module; recognize that the pen device operates in a first mode when the first end of the pen device is not in contact with the display for a predetermined time; and cause the display to display writing information when the pen device operates in the first mode, wherein the writing information is generated by the pen device on a surface other than a surface of the display.

Abstract: A foldable device including a first body supporting a first display region; a second body supporting a second display region; a sensor configured to sense a folding angle between the first body and the second body; an actuator configured to change the folding angle; and a controller configured to control the actuator to increase the folding angle between the first body and the second body without user physical pressure in response to a first predetermined input, and control the actuator unit to decrease the folding angle between the first body and the second body without user physical pressure in response to a second predetermined input.