You are technically comfortable, have already cleaned the physical waste pads, and want to extend the life of a reliable printer.
Try running the tool as Administrator on Windows. Important Warnings & Alternatives
Covers all essential maintenance functions for the MAXIFY series. Cons
That’s when he remembered the name whispered in online repair forums: Canon MB2140 Service Tool 2021 . Legend had it that this was the official, leaked utility that technicians used to speak directly to the printer’s brain—bypassing user restrictions, resetting EEPROMs, and even recalibrating the paper feed with surgical precision. But finding a clean copy was like hunting for a ghost.
Dear User of MB2140 S/N 4472-1A,
This is a protective feature to prevent ink from spilling inside the machine. However, this counter is often triggered well before the pads are truly saturated, functioning more as a preventive measure. When this occurs, you will be locked out of printing functions until the counter is reset, which is exactly what the Canon MB2140 Service Tool is built to do.
The process involves putting your printer into a special "Service Mode" and then using the software to reset the counter.
: The printer must be manually put into "Service Mode" (usually by a specific sequence of holding the Power and Stop/Resume buttons) before the software can communicate with it.