Disable or Restrict Chat
Follow these instructions to disable Chat in a Zoom meeting.
1. On the Zoom Control Bar, click Chat.
2. In the Chat panel click the three dots button.
3. In the pop-up window click No One to prevent participants from chatting in the meeting.
4. To prevent participants from having private chats, select Host only or Everyone publicly.
You can also access the settings to enable and disable participant Chat at any time during an ongoing meeting by selecting Security on the Zoom control bar, and then select or de-select Chat.