An image forming apparatus is provided. The image forming apparatus includes an image forming unit, a display unit, which is configured to display information, an electric substrate, which is configured to manipulate the display unit to display the information, a cover, which is formed to have an opening in a position corresponding to the display unit, and an insulating sheet, which is arranged to cover the opening and includes a first sheet and a second sheet, the first sheet and the second sheet being arranged to interpose the cover in there-between. The first sheet is arranged on one of two sides of the cover closer to the display unit. The second sheet is arranged on an opposite side of the cover further from the display unit.