An image forming apparatus includes: an image former that forms a print image; a first hardware processor that detects a defect of an image formed on a print medium by the image former; a display capable of prompting a user to perform maintenance; a communication I/F part capable of notifying an administrator or a person in charge of maintenance of an instruction of maintenance via a communication line; a second hardware processor capable of giving an instruction to the display and the communication I/F part; and a third hardware processor capable of instructing the second hardware processor on a defect notification destination.