A:AnswerYes you can buy one here,
https://epson.ca/Accessories/Projector-Accessories/2-0-USB-Interface-Cable-2128614/p/2128614
Rest assured, it is out of stock.
A:Answeri don't know what's causing the problem appearance of copies as you describe. however, try following the easy prompts in the printer's maintennce menu; maybe then, your issue will clear and good copies will begin.