As far as I know, you have to do it from iPhone or iPad, and you have the
option to do just audio or video. Haven’t tried it but that’s what the FAQ
says.
New to the Mac, transitioning from a PC, need extra help, struggle with certain
apps and features, or just want to brush up on your
Periscope, what Twitter is currently affiliated with, is being discontinued
March 31. Its capabilities are supposed to be incorporated into Twitter live,
which currently people can use, but I am not seeing how.. Help says it is under
compose, but all I see under compose that is in anyway