You can either use the session-wide link, persistent links, or single-use links.
During testing, you can open this link in up to 1 tabs.
https://virtual-experiment-1c88116325da.herokuapp.com/join/tanojamu
For a real session, you should use a room.
Below are single-use links, which you can distribute to your participants. Each link has a unique code for the participant.
P1 | https://virtual-experiment-1c88116325da.herokuapp.com/InitializeParticipant/ta5l2f17 |