Introduction: The Myth, The Legend, The Tool
In the world of printer repair and maintenance, few pieces of software carry as much weight—and as much controversy—as the Canon Service Tool V4905. If you own a Canon inkjet printer (especially models from the PIXMA MG, MP, MX, or TS series), you have likely encountered the dreaded "Ink Absorber Full" or "Waste Ink Pad Full" error. Often accompanied by error codes 5B00 or 5B01, this message effectively bricks your printer unless you have the right key to unlock it.
For the 2021 release cycle, the version V4905 became the gold standard. However, the internet is flooded with malicious files, broken links, and deceptive downloads. This guide will walk you through everything you need to know about securing a verified download of Canon Service Tool V4905 (2021), ensuring you reset your printer safely without inviting malware into your system. canon service tool v4905 2021 download verified
If you decide to proceed with the "verified" download:
First, a reality check. Canon does not officially release Service Tools to the public. These tools are proprietary software developed for Canon Authorized Service Centers (ASCs). The V4905 version was a quiet update released around 2020-2021 to support a wider range of newer PIXMA printers and to patch older resetting methods. Introduction: The Myth, The Legend, The Tool In
It is important to state that using the Canon Service Tool voids your warranty. Canon designed the waste ink counter to fill up after roughly 5,000 to 8,000 pages. When full, Canon expects you to send the printer to a service center (costing $50-$100) or buy a new printer ($60-$150).
Resetting the counter without replacing the physical ink absorber pads will eventually cause ink to leak inside your printer, potentially damaging your desk or the printer's logic board. Ethics aside, you should physically clean or replace the foam pads before running the reset. The tool is meant for technicians who replace the pads, not for indefinite resetting. If you decide to proceed with the "verified"
Warning: Use this tool at your own risk. One wrong click can permanently damage your printer.
If you are paranoid about malware: