How do I edit a conference?
You can edit the settings of a conference in your course. You can add new users to the conference, but you cannot remove any users who have already been invited.
Note: When a conference has been recorded and the conference is concluded, you cannot edit the conference recording.
In Course Navigation, click the Conferences link.
Click the conference you want to edit. Click the Settings icon  and click the Edit link .
Edit Conference Details
Edit the fields you'd like to change.
Click the Update button.
View the updated Conference.