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My iP7220 says there's no paper, but there is. It seems as though whatever is trying to drag it into the print section is slipping — there are smudged gray marks at the end of the paper. I've tried different papers to no avail. I updated the printer ...
I'm taking an online course to get an Adobe-certification for Photoshop. The instructor said that for the best print quality, one should use the maximum resolution possible on your printer, which on a Pro-100 would be 2400 according to this guy. I've...