Canon Service Tool V4720 Download Repack Link
Release both buttons. If the power light stays green (and doesn't flash), you are in Service Mode.
| Problem | Legitimate Solution | |---------|---------------------| | Waste ink pad full error | Take printer to an authorized Canon service center | | Ink level reset | Use official Canon software or replace cartridges properly | | Service mode needed | Contact Canon support for guidance | Canon Service Tool V4720 Download