: There is a secondary hardware fault in the printer beyond just the waste ink counter. A recommended source to download the V4720 Service Tool.
If you have ever encountered a (Error 5B00 or 5B02) message on your Canon printer, you have likely come across references to Service Tool V4720 . This specialized utility is a staple for DIY repairs, allowing users to reset internal counters and perform deep maintenance that usually requires a trip to a professional service center. service tool v4720 download link
The utility provides several deep-level maintenance functions beyond standard driver options: Waste Ink Reset : Resets the internal counter for the ink absorber pads. EEPROM Operations : There is a secondary hardware fault in