How to turn on microphone & camera for demo lesson
When you get to the lesson preparation page, click “Request Permissions”, then in the pop-up click “Allow”. After that, click "Join Meeting”
There may also be cases where you need to allow the use of the microphone and camera separately.
Then you need to click on "Continue", than “While using the app” in both pop-ups at the top of the screen.
After that, click "Join Meeting”