Image forming apparatus performing processing for resolving user's complaint against to printed result

An image forming apparatus includes: an image forming device; a recording paper conveyance device discharging, to an outside of the image forming apparatus, a print result obtained by forming an image on a recording paper by the image forming device; a microphone; and a control device functioning as a controller that controls the image forming device and the recording paper conveyance device in accordance with a print condition and as a voice recognition device that recognizes voice collected by the microphone during a predefined detection period starting after the print result is discharged to the outside of the image forming apparatus and detects, from the recognized voice, a word indicating a predefined complaint against appearance of the print result. Upon detecting the word indicating the predefined complaint by the voice recognition device, the controller performs predefined processing as processing of resolving a cause of the complaint indicated by the word.