I go from one place to another, greet people, talk, drink coffee, have a snack, go to the toilet, etc, etc. They are pushing working from the office more and more saying it’s better for connecting with colleagues, so I go to and do that.
I think they recently rolled it out recently https://proton.me/drive/file-sharing
Holy sh*t didn’t expect to find mwY here. Awesome band! You likely are a La Dispute enjoyer too, so for people reading this, the album Rooms of the House, beginning to end
Other answers got you covered, but please back up your personal data before doing anything big, even if you are feeling confident
I use the web version of all O365 apps, even Teams, and I also have a Windows VM in case I need the desktop apps for whatever reason.