Collaboration is a way to use a single session but have multiple streams. The maximum number of supported collaborators will be between 2 - 6.
What is Collaboration?This is a way to use a
A few members from the PureWeb research & development team
So you have an Unreal 3D project uploaded to the PureWeb Reality Platform and streaming in your customized web client, but the stream doesn't fill the entire available space of the browser window.
In short: you can't. The preview client that is available