A method of controlling a head mounted display (HMD) according to one embodiment of the present specification includes the steps of outputting visual information via a display unit, outputting auditory information via an audio output unit, detecting a control input touching a first region or a second region of a temple of the HMD, if the control input is detected in the first region, setting the visual information as control target information, if the control input is detected in the second region, setting the auditory information as the control target information, and controlling an output of the set control target information according to an attribute of moving of the control input, which moves in the first region and the second region while maintaining a contact with the temple of the HMD.