All other prerequisites for 720p or 1080p Group HD must be met as well. For attendees to view the webinar in 720p or 1080p quality, submit a request to Zoom Support to enable the respective quality.Zoom Rooms and CRC (H.323 and SIP) devices can join a webinar and be a panelist, but they cannot be the host of the webinar.Zoom mobile app for Android or iOS: Global minimum version or higher.Zoom desktop client for Windows, macOS, or Linux: Global minimum version or higher.Start a webinar from the desktop client.Learn about the differences between a webinar and a meeting. Webinars can be held once, reoccur in a series, or can be the same session held multiple times. Webinars can require pre-registration, with the option for the host to add custom registration questions, or registration can be turned off for attendees to join by simply clicking a link at the time of the webinar. As the host or a panelist, you can share your screen, video, and audio in a webinar, while attendees can use the chat or question and answer options to interact with the host and panelists. Webinar licenses start at a capacity of 500 participants and scale up to 50,000 participants.

Zoom Webinars allow you to broadcast a Zoom meeting to up to 50,000 view-only attendees, depending on the size of your webinar license.

Joining zoom webinar