Collapsing the participants' list can make more room for your modules tabs (i.e. video player, white board etc.) Follow these instructions on how to collapse the participants' list..
- Hit this button to collapse the participants' list
You will now see a window appear asking if you would like to collapse this pane for everybody, or just yourself (Note: Only Presenters/Moderators can collapse it for everybody)
To restore the Participants List, simply click on the button on the sidebar, which is now flashing yellow.