Originally Posted by HYPE
I don't know why, but I've been having issues with books sent by email. The covers don't show up, but everything is fine if I just sideload them through USB. Is this a know issue? I send the books in AZW3 (which I always use) but I believe they are converted into mobi while being sent.
This is a known bug and there is no fix for it other than to sideload them.
Pdoc service doesn't support KF8. It's best to convert them yourself to Mobi and then send them and you will get covers every time.