Using this tool incorrectly can render your printer unusable ("bricking" the device).
Allows users to read, save, and write EEPROM data for troubleshooting. Canon Service Tool V4720 Free Download
This tool is used by service technicians to perform functions not available in standard user drivers. Its main purpose is to clear internal error codes that occur when the printer's waste ink pads reach their calculated limit. Clear Ink Counter: Resets the absorber counter to 0%. Using this tool incorrectly can render your printer
Canon does not provide this tool to the public. It is intended for authorized service centers only. Canon Service Tool V4720 Free Download
: Can be used to change the printer's regional destination settings. How to Use the Tool Safely