Abstract: A display device, comprising: a back plate, a middle frame, a limiting member, an optical film, and a display panel. The back plate comprises: a bottom plate, and a side wall protruding from the bottom plate. The middle frame comprises a first frame body located above the bottom plate, and a second frame body covering the side wall. The first frame body is provided with two opposite surfaces, and an opening penetrating through the two surfaces. The optical film comprises a lug portion disposed at the opening of the middle frame. The limiting member is detachably connected to the middle frame and is pluggably connected to the lug portion of the optical film. The display panel is fixed to the middle frame.