Canon Service Tool V5103 ((install)) Online

The interface often lists multiple printer models in a drop-down menu or requires you to select "USB" connection. If you select the wrong printer model from the list and click "Reset," you can corrupt the EEPROM. This results in a printer that will not turn on or flashes error codes that no amount of button presses can fix.

The primary purpose of V5103 is to interact with the printer’s canon service tool v5103

Do download from random ad-filled “driver sites”. Best sources: The interface often lists multiple printer models in