The Canon Service Tool v4906 is an official, proprietary software application used by Canon technicians. It communicates directly with the printer's firmware via a USB connection.
The Canon Service Tool (often abbreviated as CST or ST) is an official diagnostic and maintenance utility designed primarily for Canon inkjet printers. While the tool’s primary and most famous function is to reset the printer’s waste ink counter—effectively clearing the common that occur when the internal ink absorber pads become full—its capabilities go well beyond that. software canon service tool v4906 download verified
Press the button 5 times (for most modern models like G-series) or 2 times (for older models). The Canon Service Tool v4906 is an official,
: Verified communities share the tool freely; avoid websites demanding credit card details or phone numbers. While the tool’s primary and most famous function
Release both buttons. If the power light stays solid green, you are in Service Mode. Frequently Asked Questions How to Reset Canon Printers Waste Ink Counter