From the Participants panel, the host can right-click on a particular user or video system and select Stop Video to turn off their video stream.
Participants can turn their video back on when ready, including if they leave and rejoin the meeting.
If the main video window is locked on a particular user, see Select Who You Want to Focus on in the Main Window in Webex Meetings and Webex Events.
Turn off Participants Video in Webex Meetings and Webex Events
Hosts can turn off a participant’s video if they leave the room or if there’s a distraction in their background during a meeting or event.