In OneNote for Mac, go to any page of the notebook that you want to delete. To proceed with the deletion of an entire notebook, do the following:įirst, you need to close the notebook. To save snapshots of any page in a notebook for backup purposes, see Export notes as a PDF file in OneNote for Mac. If your notebook has at any time been shared with other people, consider first giving the other authors advance notice that you are deleting the notebook, so that they have the opportunity to back up any important information. Warning: Completing this procedure will permanently delete the entire contents of the selected notebook - including all of the sections, section groups, pages, subpages, notes, images, files, and attachments that it may contain.