An image forming apparatus capable of running a predetermined application program on a firmware, which includes an operation unit, a memory configured to accept a user operation via the operation unit and store a user interface program which initializes display of the operation unit in accordance with an elapse of predetermined time, and a notifying unit configured to notify the firmware and the user interface program when the user operation via the operation unit is accepted, in which while the predetermined application program is running, the notifying unit notifies the application program of operation information based on the user operation via the firmware so that the user interface program does not initialize the display of the operation unit in accordance with the elapse of the predetermined time, and the notifying unit notifies the user interface program of predetermined notification which is not based on the user operation at predetermined timing.