I have a Canon PIXMA MG6620 which will literally not print any of my pictures! I have put in new ink, cleaned the head, and pretty much everything I could find in the instruction manual and on the Internet. It says it is printing, but then that picture paper comes out the same blank white it was when I put it in. I use it wireless with an app on my IPad mini which I have been using since I got the printer 3 years ago. What should I do?
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