A wall hanging structure of an electronic device according to the present invention includes: a wall hanging bracket disposed on a rear surface of a chassis; a main body fastening screw screwed from the rear surface of the chassis into a rear surface of a main body unit; a bracket fastening screw screwed from a rear surface of the wall hanging bracket into the rear surface of the chassis; and a coupling member which extends inside the chassis between the main body fastening screw and the bracket fastening screw and which couples both fastening screws to each other.