Well, if I'd only held off on my previous post for about five more minutes. I found my answer! For anyone who has this issue in the future: Last week I was messing around with some non-standard paper and made a change in a place I don't normally go. ...
I have the MG5320 model. After two years of successfull printing, I too have fallen prey to the "rear tray" bandit. I don't think I can explain it any better than Agrapha. I'm just hoping for a solution. I have reset all of the default settings inclu...