How to join the beta

I received a message on Xbox party chat on my PC saying I can play but I haven’t rec

> 2535452026692405;1:
> I received a message on Xbox party chat on my PC saying I can play but I haven’t rec

You may have received a message saying the flight is this weekend, but that is not an invite. You have to be registered for the insider program by September 18th I believe to qualify.