Format the cybook drive (as FAT32, ext3 won't work, i tried
Start the cybook, it will ask you for language and so.
Switch it off and on again. it shouldn't ask for language setting then. If not, it means the memory is still corrupt.
For books to show on the homescreen, they have to be in the digital edition folder.
You should be able to see you books with the "see all" and folder view though.