A method of disassembling a liquid crystal display comprising a plastic frame having two inner walls and two loading planes, an optical film, a LCD panel and a double-sided tape. One side of the double-sided tape respectively adheres the optical film, One inner wall and the two loading planes, and the other side thereof adheres the LCD panel, and the optical film and the LCD panel are together installed in the plastic frame. The method comprises a protruding part is pressed, so the plastic frame is deformed, and the side of the double-sided tape still adheres the optical film and the plastic frame, with the deformation of the plastic frame, one corner of the LCD panel is released from the other adhering surface of the double-sided tape; and the released corner of the LCD panel is lifted till the LCD panel is totally removed.