OneNote for Mac continually syncs all of your notes with OneDrive. This lets you open, view, and edit your notebooks on all your devices so they’re always up-to-date.
To create or open notebooks in OneNote, you must be sign in with your Microsoft account or the organizational account you’ve been given by your work or school. A Microsoft account is an email address used to sign in to Microsoft services.
If you don’t already have a Microsoft account, click here to sign up for free.
You already have an account if you use any of these services:
Office 365 subscription