Canon Service Tool 4718 [upd] · Secure

– Canon does not distribute this tool to general users. It is intended for authorized service centers. Versions found online come from third-party leaks.

: Generates detailed test patterns to verify component health. canon service tool 4718

If you own a Canon printer, specifically a multifunction inkjet model from the PIXMA series, you may eventually encounter the dreaded "Ink Absorber Full" error or a "Service Required" message. When this happens, the printer stops working entirely. – Canon does not distribute this tool to general users

(like "EEPROM clear" or "Ink absorption" without understanding the consequences). canon service tool 4718