Not run SW is possibly last resort, or not an alternative at all. But selecting, proposing FOSS alternatives, or run it in the browser if possible are two ways

Not run SW is possibly last resort, or not an alternative at all. But selecting, proposing FOSS alternatives, or run it in the browser if possible are two ways of trying to make the situation better. As others have said, Jitsi is a for many meetings a good FOSS alternative. And if that does not work, use Zoom in the browser.