Many users report that once downloaded, antivirus software often flags Service Tool.exe as a threat. This is frequently a "false positive" because the tool operates at a deep hardware level, but you must be absolutely sure of your source to avoid actual malware.

While still holding the Stop/Reset button, press and hold the button.

The Canon Service Tool v4720 is a specialized utility designed to reset the "waste ink absorber full" error on various Canon PIXMA printers, allowing you to bypass the need for professional service or printer replacement. While older versions like v3400 exist, v4720 is generally required to avoid locking the service mode on newer models.

It natively supports the highly popular Canon Pixma G-Series continuous ink supply system (CISS) printers.

: Specifically required for cartridge generations like PGI-x50/CLI-x51 and G-series models (e.g., G3000). Service Mode Access

Always scan the downloaded .exe file with reliable antivirus software (e.g., Windows Defender) before opening it.

The Canon Service Tool v4720 is a proprietary, low-level Windows-based software utility. Its primary function is to communicate directly with the printer's EEPROM (Electrically Erasable Programmable Read-Only Memory) to review technical logs and reset internal counters.

: It can also run nozzle checks, EEPROM saves, and set printer destinations.

What (e.g., Pixma G2010, MG3620) you are trying to fix?

Release the Stop button while keeping the Power button held.

To use the tool, you must first put your printer into . While the steps vary slightly by model, a common method involves: