How do I block a user?

Hello
How can you block a user from the meting so that he can not re-enter the meeting?

Thnaks

Kicking it and setting a new password for example.

Hello
But this is not correct because the session is running and the session password cannot be set repeatedly
I want to be an order that can no longer enter the classroom when fired

try lobby

what?

You can enable lobby:


And every time someone wants to join, you will be asked to accept or reject.

ok, thank you