Canon Service Tool V3900 |link| Download Hot Direct

Release both buttons. The power light should stay a steady green. : Open Service Tool V3900.exe . Select the correct USB Port from the dropdown menu. Reset the Counter :

Press and hold the button (triangle icon), then press and hold the Power button. canon service tool v3900 download hot

Clears the internal counter that tracks waste ink levels to allow continued printing. Release both buttons

It is best to run the tool on Windows XP or newer Windows versions (Windows 7/10/11) using Compatibility Mode for Windows XP. Select the correct USB Port from the dropdown menu

Release both buttons. If the power light stays steady green, the printer is in Service Mode. :

Regular users hunt for v3900 specifically because newer Canon printers (from 2018 onward) often lock out older service tools. Version 3900 is known to support a wider range of modern models.

Many users hit a error (often indicated by flashing orange/green lights or error codes like 5B00, 5B01, P07, P08). Canon’s official solution is to replace the pads and reset the counter using their service tool — but they don’t release the tool publicly. As a result, people look for leaked versions.