The invention discloses a window adjustment method, which is used for solving the technical problem of relatively heavy burden of an electronic device during adjustment of an area of a window displayed in the electronic device. The method comprises the steps of obtaining a first operation; activating a first application corresponding to the first operation; setting a display area of a first display window of the first application in a display unit of the electronic device as a first display area, wherein the first display area is greater than an area of other any display window except the first display window displayed in the display unit. The invention furthermore discloses the corresponding electronic device.