Teams Webinar Chat issues

Joe Boukhari 61 Reputation points
2021-08-10T14:42:43.553+00:00

Hosting a few weeks worth of weekly webinars where attendees need to register.

We are using the Webinar specific function for these

Chat is disappearing as soon as any attendees are admitted or join the meeting. Chat can only be found by going to the meeting occurrence in the Teams app and then clicking the "Chat" tab or navigating similarly through the mobile app.

When attempting to view or respond to chats in the meeting window, it says "You can't send messages because you are not a member of the chat" and that is for all members of the organization, including the organizer of the webinar.

Attendees are able to access the chat and use during the call - none of the attendees are members of the organization and are just guests.

After the meeting is complete and all attendees have left, the meeting chat then shows up on the left side of the Teams app as a recent chat and is accessible and can be used then.

Any help? Thanks!

Microsoft Teams
Microsoft Teams
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  1. Jessica Lango 41 Reputation points
    2021-08-18T23:41:56.433+00:00

    We have hosted a webinar two weeks in a row and have experienced problems each time with the chat.

    1. The members of our organization identified as the host or presenters are not able to communicate with the chat. Says they are not a member of the chat.
    2. Not all of our attendees are not able to chat with us.
    3. During the course of the webinar it tells us that people are no longer part of the chat, but they are still in the webinar.

    I have checked the settings to be sure the chat is enabled in the meeting settings, it is. Is there a setting we can turn on to fix this?

    4 people found this answer helpful.
    0 comments No comments

  2. David Coleman 36 Reputation points
    2021-08-19T09:44:44.38+00:00

    Yep, exact same issue here

    2 people found this answer helpful.
    0 comments No comments

  3. Sabrina S 11 Reputation points
    2021-09-03T13:31:43.077+00:00

    I hosted my first Teams webinar this week and experienced this exact same issue with the chat not working. Hopefully Microsoft will provide a fix asap.

    2 people found this answer helpful.
    0 comments No comments

  4. David Gorst 6 Reputation points
    2021-09-17T04:27:27.887+00:00

    I have organized 2 webinars in the past week and came across this issue.
    I haven't found a proper fix yet though there are workarounds.

    1) In Teams Admin panel under "Messaging Policies" Select the policy to edit then ensure Chat Permissions Role is set to full permissions

    2) The Teams Desktop Application seems to be the main culprit for us, from what I have noticed, it seems to block the chat with OP's message description when the webinar starts getting over 20 odd users

    3) Joining teams through the web browser seems to work for our attendees as well as the mobile apps for iOS / Android

    1 person found this answer helpful.
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  5. Xzsssss 8,861 Reputation points Microsoft Vendor
    2021-08-11T07:13:30.027+00:00

    Hi @Joe Boukhari ,

    Do you mean the Chat button of the main menu was missing when the external guests joined the webinar? Is this button?
    122223-image.png

    Are you using the newest version Teams? If not, please update it.

    Based on my tests, I could see the conversation after joined the webinar as a guest and also send messages from browsers and Teams desktop clients. Also the organizer or presenter could see and use Chat button and the meeting chat.
    Please try the following methods to see if those could help:

    1. Leave this meeting and re-join in it.
    2. In the meeting, check Meeting Options > Allow Meeting chat, make sure it is enabled.
    3. Schedule a meeting in Calendar rather than start a meeting in a channel.

    Best regards,
    Lou


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