Originally Posted by gers1978
I have a PW. If I rename the AZW3 file to .mobi and put it on my PW, the cover becomes full size (the book won't open, mind you, but the cover is full size). If I rename it back to AZW3, the cover is small again.
And your question is ?
Have you tried renaming the system32 directory on your Windows install? What happened? See any connection with what you did here?