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Webex Webinars panelists can join and participate in webinars from Board, Desk, and Room Series devices.
On Cisco devices, Webex Webinars now support up to 5000 attendees.
Note: Support for 5000 attendees is being rolled out gradually by customer cohorts starting May 2026. Contact your Webex account team for availability and timing.
Joining as an attendee? See: Webex Webinars attendee support for Board, Desk, and Room Series.
Joining the Webex Webinar as a Panelist
Up to 100 Webex Webinars panelists can join webinars using Webex-registered or on-premises registered Board, Desk, and Room series devices. For more information about panelist options, read Join and Assist Cisco Webex Webinars as a Panelist.
Make sure to keep the email invitation of the webinar, where you can find the numeric password to join the webinar.
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Tap join on your device if the webinar in scheduled, or tap Webex and enter the video system link or the webinar number from the email. |
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Enter the webinar password received by email if prompted. You can also join as a panelist by pairing with a device from the Webex App. Participant List in Webinars
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Practice Session
Practice sessions are a key part of webinars and allow the host and other panelists to test their audio, video and sharing capabilities before starting the webinar for everyone. While in a practice session, attendees can still join and wait for the webinar to start.
For more information about practice sessions, read Conduct a Practice Session in Cisco Webex Webinars.
Limitations
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For webinars up to 5000 attendees, device versions RoomOS 26.6 or RoomOS 11.38 or later is required
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Some webinar controls must be managed from the Webex App
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Webinars that require Sign-In or Registration will only be accessible to devices that are registered on the same organisation as the Webinar is hosted on
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Promotion or demotion of panelists must be managed from the Webex App
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Devices cannot choose breakout rooms if a host chooses "self-assignment", they must be assigned