Hosts and presenters. Mute all guest lines in your meeting while screen sharing or to silence an open line that is bringing noise into the meeting. When you mute all the lines in the meeting, your microphone is not muted.
To mute all guests:
In the meeting sidebar, on the Participants tab, click the Microphone button.
The Microphone button turns red and all guests are muted.
To unmute guests:
- To unmute all lines, click the Microphone button again.
- To unmute one guest and leave other lines muted, click on the guest's name, and then click Unmute.