Epson XP-6100 inkjet printer ignoring first sheet every time

I'm printing some photographs, individually, on A4 glossy paper. Due to my experience with this printing device, I have to ensure there are two sheets of paper in the tray, as every single time I print, the first sheet rolls through with no attempt to print (the screen on the device says Sheet 1 and the paper is drawn straight through at some speed), then the printer picks up the second sheet and starts to print my photograph (the screen on the device still says Sheet 1 ). I fail to see how I can add paper to a tray in a manner that is incorrect. I've tried with just the two pieces of paper, a

Question by jmkgreen on Super User, licensed CC BY-SA. We show a short excerpt and link to the original thread as credit.