Preventing and Managing Disruption in Zoom Sessions

Audience: Faculty and Staff

This KB Article References: Zoom, Zoom for Faculty
This Information is Intended for: Faculty, Staff
Last Updated: April 22, 2020

Just like in person classes or meetings, Zoom session have their own disruptions. Familiarize yourself with these Zoom settings in particular to help prevent and manage disruptions:

Allow Only SBU Users - recommended for all classes

Manage Who Can Screen Share

Manage Participant Chat

Manage Disruptive Participants

Lock Meeting/Enable Waiting Room (so no one else can join)

Turn off Annotation

Allow Only SBU Users

To allow only Authenticate Users (to required SSO sign-on with NetID and NetID Password) so that only Stony Brook students, faculty, and staff can join:

  1. Sign into your Zoom account at (once signed in, be sure to turn off any password managers like Lastpass, Dashlane)
  2. Select Meetings and under Upcoming Meetings select your scheduled course meeting (or the meeting you'd like to require authentication for)
  3. Scroll to the bottom and select Edit this Meeting
  4. Ensure that "Only authenticated users can join" is CHECKED (you should see Stony Brook Login and
  5. Click Save

Manage Who Can Screen Share

By default, only host(s)/co-host(s) can share their screens in SBU Zooms. (Note: All participants can screen share in Zoom Breakout Rooms regardless of main room settings)

  1. To change/check the setting, the host should click Security and then under Allow participants to uncheck Share Screen

Manage Participant Chat

Disable participant chat

Note: All participants can chat in Zoom Breakout Rooms regardless of main room settings

  1. Click Security and uncheck Chat under Allow participants to. With Chat unchecked under Security, the host/co-host can still send chat messages to participants but participants cannot send chat messages

Change who participants can chat with

  1. In the meeting controls at the bottom of the screen, click Zoom Chat button to open it
  2. Click the ... on the right side of where you type chat messages and select who participants can chat with: No one, Host only, Everyone publically, Everyone publically and privately

Manage Disruptive Participants

  1. Click Manage Participants, and in the Participants, mouse over a participant’s name (you might need to click More), and several options will appear, including Mute*, Stop Video, Attendee on Hold/in Waiting Room, and Remove. (Note: All participants can unmute themselves in Zoom Breakout Rooms regardless of main room settings)
  2. Turn off participant Chat

Lock Meeting/Enable Waiting Room

Once everyone is in your Zoom, you can lock it so no one else can enter. Another option is enabling the waiting room so anyone trying to enter has to be manually admitted by a host/co-host:

  1. Click Security and then check one or both: Lock Meeting (so no one else can enter) or Enable Waiting Room (so a host/co-host has to admit anyone trying to enter)
  2. Admit someone from the waiting room by clicking Participants.  Then, people in the waiting room appear at the top of hte participants lists. In the list of people waiting, click Admit next to one participant or Admit All

Turn off Annotation

When sharing your screen or whiteboard, host(s) and participants can use annotation to mark up the shared content. Enable or disable this while sharing screen/whiteboard while using annotation and clicking ...More  > Disable Attendee Annotation (or Enable Attendee Annotation to turn it on).

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