mg6450

Hello, A customer gave me a Canon PIXMA MG6450 printer to reset the ink meter. I found no problem handling to enter the service mode. Unfortunately, when I do this procedure (6 times for the MG Series), nothing happens neither on the printer nor on the computer, I think my client tinkering...

Greetings to all. I've been struggling with my MG6450 for the past couple of weeks, and posting here is more-or-less my final attempt to resolve my issues. I've spent far too much time researching solutions and trying different "proposed" solutions. So I'm hoping as this seems to be a pretty...