Won't open files in readable format

It is saving my files in a format that I can’t open. It says PDF_LAST File but you can’t open these. I am so frustrated. I can’t find the area where I can tell it what to back up so I have no idea what it is doing. Help

Hello CathyJM,

I would suggest you to contact WD support so that they can assist you in a better way.

Refer the link provided below for contact details :-