Once an event is published, the event URL (web address) and event access code will appear in the publish tab on the event or meeting page.
The event URL will open a landing page on their web browser. Click on the download button to download the desktop app.
Once the app opens,
Users then sign in via Google, Microsoft, or email. Email sign-in requires an authentication code sent to the user's inbox.
After users get their avatar, they can take a tutorial to learn how to navigate their avatar (W, A, S, D keys).
In settings, under their picture in the top left of the screen, they can select controls to see more navigation options.
See also What is an Attendee