Enabling full-screen mode for the whole session
In the session, click on the full-screen button at the bottom of the screen.
Your session should now look like this:
To exit full-screen mode, simply click the same full-screen button at the bottom right.
Enabling full-screen mode for only the presentation
Click the three-dot by the presentation/screenshare and click full-screen
The presentation should now look like this:
To exit the full-screen mode, simply click on the three-dot by the presentation at the top right.
Enabling full-screen mode for only the speaker
Click the three-dot by the speaker's video card and click full-screen
To exit the full-screen mode, simply click on the three-dot by the speaker card at the top right.