Don, I got that also and it ticked me off that I had to spend even a second to find the mic icon that wasn't there. That's when I switched back to the app.
As of 12/13/18, I've been updated to Chrome 71.0.3578.98 (new extension dated 12/11). I uninstalled the Hangouts extension, then reinstalled it. Clear improvement! :-P Now the message says "Hangouts needs access to your microphone to make calls. Please check your browser settings." And then,
Thank so much, Christopher!!! I followed your advice and my issue has been fixed!!! I have been finding solutions to this major issue all day. Thanks again!
