hi, how is your replaced wifi PCB R7 now? unfortunately, i have exactly the same issue. And so sad to know that it seems like the only working solution (upon my research) is what happened to your case. Did they replaced the whole PCB mother board and...
unfortunately, i have exactly the same issue. did someone figured it out? i have updated my firmware to the latest 1.5.0 to no avail. Canon support, any update on this?