In the touch operation method, a touch signal is generated in response to a touch operation performed on the touchpad, whether the touch operation is located in at least one predetermined region of the touchpad is determined according to the touch signal, and when the touch operation is located in the predetermined region, whether there is a displacement of the touch operation in a preset time interval is determined according to the touch signal. When it is determined that there is a displacement of the touch operation in the preset time interval, an operation signal corresponding to a predetermined function of the electronic device is generated according to the displacement of the touch operation, to perform the predetermined function.