: Clears the "Main" and "Platen" ink counters.

If you’re facing a flashing orange light or a "5B00" error code, V3800 is likely the best friend your printer will ever have.

: Incorrect use can permanently "lock" the service mode or damage the printer's logic board (formatter board).

Once in Service Mode, you can open the V3800 tool on your PC (connected via USB) and select "Clear Ink Counter" Common Pitfalls and Error 006 If you try to run the tool and see

But before you click that shady link on a forum from 2014, let’s break down what the V3800 tool actually is, why everyone is searching for the “best” version, and whether you should use it.

Resetting the digital counter with the Canon Service Tool v3800 tells the printer that the waste ink pads are empty, but .