Empty library
Click Import to add books
No favorite books
Right click on any book and click Add to favorite to add it to your favorite books
Empty bookmark
Move your mouse on the top edge of the reader
Empty note
Select any text and click Note on the popup menu
Empty highlight
Select any text and click Highlight on the popup menu
Empty shelf
Move your mouse on top of any book, then click the more icon to add the book to the shelf
Empty recycle bin
The deleted books will show up here