Solution:

During a meeting or event, the presenter can specify chat privileges for participants. These privileges determine which participants can send chat messages.

Note: Contact the host if the chat feature is disabled within your meeting and events.

To send a chat message:

1. Open the Chat panel from the link in the lower right of the meeting window:

2. In the Send to or To drop-down list, select the recipient of the message.
3. Enter your message in the chat text box, then press Enter on your keyboard.

1. Click on the Meeting or Event drop-down menu, then select Options:

2. On the General tab, check the box for Chat, then click OK.

Note: If you join a meeting or event while in progress, you will see the chat messages of participants who joined after you.