A display device is provided, including a display panel, a back frame, a circuit board and a cover film. The display panel includes a first substrate and a second substrate, wherein the first substrate includes an upper surface. The back frame supports the display panel and includes an outer surface. The cover film includes a film base, a first adhesive and a second adhesive. The film base includes a first portion, a second portion and an intermediate portion located therebetween, wherein the film base covers an edge of the upper surface and a portion of the outer surface. The first adhesive is disposed on the first portion and is attached to the edge of the upper surface. The second adhesive is disposed on the second portion and is attached to the outer surface, wherein the intermediate portion and the outer surface define a receiving space receiving the circuit board.