In Noteshelf you’ll be able to organize your notebooks in Categories (and groups). All categories are visible in the Fly-Out Menu on the left side of the screen. You can easily create a category by tapping the + New Category tab. Name the new category and you’re now ready to create notebooks inside.
To Rename a category simply press on it’s name and tap “Rename“.
To Delete a category use your finger to tap it and swipe to left and move it to Trash.