Originally Posted by CuriousGrrl
You will need to reconvert them to .mobi (even if they are already .mobi) to get the metadata updates that are required for "Furthest Page Read" syncing to work. "reconvert" = select them in Calibre --> Convert --> Bulk Convert --> Output format MOBI
Ok. So I select all and just do a reconvert.
1. Does it just overwrite the current file or does it make another mobi file?
2. Is it ok to do a lot at once. Or should I convert in steps, so many files at a time. I have approx. 135 books in Calibre right now.