Under the Security icon, click "Suspend Participant Activities" to instantly stop all video, audio, and chat while you clear the intruder.
The most effective way to handle bots is to stop them from entering your meeting in the first place. Use a Waiting Room zoom bot spammer
Your PMI is a permanent "room." If a bot finds it once, they can return anytime. Always generate a Unique Meeting ID for every session. Under the Security icon
Calling this a "prank" minimizes the harm. Zoom bot spam attacks have led to: zoom bot spammer
The Rise of the Zoom Bot Spammer: Navigating the New Era of Meeting Disruptions
Mitigation strategies