Running Windows 7 Home Premium, I plugged my HP DeskJet 812C printer into my HP desktop computer using an A–B cable, and Windows gave me the following error:
I then (nonetheless) tried using Windows's "Add Printer" facility. As a part of that process, Windows asked me what port to use; not seeing anything obviously USB‑y, I chose LPT1. Everything seemed to go okay (Windows claimed it was adding drivers), and the printer shows up on my list of printers, but nothing will print to it. Anything I try to print shows up in the printer's queue with status "Error - Printing". Moreover, if I right-click the printer's icon in Windows and select "Properties", I get this:
What can I do to get my printer to print?