Canon Service Tool V3800 Best Hot!
If you are willing to accept the risks of unofficial software, Treat it with respect, backup your printer’s EEPROM first, and it will serve as the "best" key to reviving a locked-down Canon printer.
If you are willing to accept the risks of unofficial software, Treat it with respect, backup your printer’s EEPROM first, and it will serve as the "best" key to reviving a locked-down Canon printer.