OneNote has its own issues - it stores your data in opaque formats and offers very little transparency or portability, so ...
If you are on a Family plan like I am, here is the kicker: you must be the subscription owner (the admin). Even if you are a ...
Being a longtime Onenote user, I read that the importing has been improved in 3.59 so I installed it on my Windows 11 machine, imported my Onenote stuff and it mostly worked - there were errors ...