A method for controlling a display screen includes the follows: detecting a first event that will trigger partially turning on of the display screen while the display screen is in an off state; acquiring a predetermined user interface to be displayed according to the first event; determining whether the first event belongs to one of an active event and a passive event; turning on a first display area to display the predetermined user interface when the first event is the active event, where the predetermined user interfaces associated with a plurality of active events are all displayed on the first display area; and turning on a second display area to display the predetermined user interface when the first event is the passive event, where the predetermined user interfaces associated with a plurality of passive events are all displayed on the second display area. A related electronic device is also provided.