A mobile terminal comprising: a display unit configured to display at least a plurality of objects on a wallpaper, wherein a portion of the wallpaper is obstructed by the plurality of objects; a sensing unit configured to detect at least a first touch input comprising a first touch point and a second touch point touched on the display unit; and a controller configured to control the display unit; the mobile terminal being characterized in that: the controller is further configured to control the display unit to change transparency of each of the plurality of objects to be fainter when a distance between the first touch point and the second touch point of the first touch input is increased, and the controller is further configured to control the display unit to no longer display the plurality of objects according to changing the transparency of each of the plurality of objects and to display the obstructed portion of the wallpaper; in a state in which the plurality of objects is no longer displayed, the controller is further configured to: control the display unit to display a tool menu including buttons for executing a filter effect to be applied to a content to be used as a changed wall paper; the sensing unit is further configured to detect at least a second touch input comprising a first touch point and a second touch point, being moved towards each other; and the controller is further configured to control the display unit to display the plurality of objects on the changed wallpaper in response to the second touch input; a display unit configured to display at least a plurality of objects on a wallpaper, wherein a portion of the wallpaper is obstructed by the plurality of objects; a sensing unit configured to detect at least a first touch input comprising a first touch point and a second touch point touched on the display unit; and a controller configured to control the display unit; the mobile terminal being characterized in that: the controller is further configured to control the display unit to change transparency of each of the plurality of objects to be fainter when a distance between the first touch point and the second touch point of the first touch input is increased, and the controller is further configured to control the display unit to no longer display the plurality of objects according to changing the transparency of each of the plurality of objects and to display the obstructed portion of the wallpaper; in a state in which the plurality of objects is no longer displayed, the controller is further configured to: control the display unit to display a tool menu including buttons for executing a filter effect to be applied to a content to be used as a changed wall paper; the sensing unit is further configured to detect at least a second touch input comprising a first touch point and a second touch point, being moved towards each other; and the controller is further configured to control the display unit to display the plurality of objects on the changed wallpaper in response to the second touch input; the controller is further configured to control the display unit to change transparency of each of the plurality of objects to be fainter when a distance between the first touch point and the second touch point of the first touch input is increased, and the controller is further configured to control the display unit to no longer display the plurality of objects according to changing the transparency of each of the plurality of objects and to display the obstructed portion of the wallpaper; in a state in which the plurality of objects is no longer displayed, the controller is further configured to: control the display unit to display a tool menu including buttons for executing a filter effect to be applied to a content to be used as a changed wall paper; the sensing unit is further configured to detect at least a second touch input comprising a first touch point and a second touch point, being moved towards each other; and the controller is further configured to control the display unit to display the plurality of objects on the changed wallpaper in response to the second touch input; control the display unit to display a tool menu including buttons for executing a filter effect to be applied to a content to be used as a changed wall paper; the sensing unit is further configured to detect at least a second touch input comprising a first touch point and a second touch point, being moved towards each other; and the controller is further configured to control the display unit to display the plurality of objects on the changed wallpaper in response to the second touch input;