Lock A Zoom Meeting
Action
After all invited Zoom meeting attendees have joined the meeting, you can lock the meeting so no additional participants are able to enter your class.
Instructions
While in your Zoom Meeting, click the Security icon at the bottom of the Zoom window.
Select Lock Meeting.
You will see the following message: "You have locked the meeting. No one else can join."
To unlock the meeting, just click on the Lock Meeting again. You will then receive a message that the meeting has been unlocked and participants can join the meeting.