To enlarge users' videos, use the pin button.
These changes will only enlarge users' video feeds for you and do not affect what other users see in the room.
Note: This feature is currently unavailable to users on mobile devices. We’ll be expanding these features soon.
At the bottom of your screen, click your room name. Hover over Room Settings then Pin Everyone to enlarge everyone in the room's video feed.
Pin Specific Users
Hover over the bubble containing a user’s avatar or video feed, which will bring up several icons around it.
Select the pin icon as shown below. This will enlarge that user's video's screen.