A mobile terminal including a wireless communication unit configured to perform wireless communication; a camera configured to obtain an image; a display unit configured to display a preview image obtained through the camera; and a controller configured to control the display unit to operate in any one of a first state in which a graphic object relating to an image capturing function is displayed overlapping the preview image and a second state in which the graphic object is not displayed while the preview image is displayed, based on a user request, and when a first pre-set type of touch is sensed in a region on which the preview image is displayed in the second state, control the camera to capture the preview image based on the pre-set type of touch.