Yes — Like all versions of OneNote, OneNote for Windows 11 caches a copy of your notebooks so you can access them even while you’re offline. The next time you connect to the Internet, all of the changes you made will sync to OneDrive so you’ll be able to see them on other devices Please note that while you can always view and edit your notes while you’re offline, some features which require Internet connectivity may not work, such as Optical Character Recognition, Researcher, creating and deleting notebooks.