Personally I haven’t. While Linux is imperfect, choosing the right distro makes the rest of the experience straightforward. And with it’s whole complexity, I find Linux more user friendly than Windows. Even driver issues, broken shadow file ownership and KDE specifics only made me more confident about my choice to use Linux after I solved everything.
Or Libre Office. None even compare to MS Office, by a long shot.
They’re fine for the average person, but any business user is going to run into major walls.
We need to be brutally honest about what works, and the limitations. I’m not going to recommend a business use any form of OSS office.
Now Aunt Sally? For sure, because she’s not doing anything complex.