Latest questions about "printer information"

Running an iMac and have a HP Deskjet J610a. Just upgraded operating system from Mt Lion to Yosemite. Printer is now off line and I can't bring it up.

I am trying to delete a printer and it gives me printer errors when I try and unselect printer. The computer in question is currently showing 2 printers as the default printer.

I want to use the OCR part of the navigator program with the automatic document feeder. I did it once before, but now I can't figure out how.