I can only join Teams meetings (as a "Guest") if I'm signed out. If I'm logged in to my Microsoft account, I cannot join calls and get some weird error. Nobod

I can only join Teams meetings (as a "Guest") if I'm signed out. If I'm logged in to my Microsoft account, I cannot join calls and get some weird error. Nobody at Microsoft can resolve this error. It's been two years now. Teams is objectively bad software.