Admins, Instructors, and Managers can access and manage prerequisites through the course editor:
Admins should see all tabs, including prerequisites.
Instructors see all tabs except Enrollment.
Managers only see the Enrollment tab.
Access prerequisites via the prerequisite required and prerequisite granted fields on the course info tab.
Editing Existing Prerequisites
From the Course editor
Select the Prerequisites tab
Select a prerequisite from the list.
Here you can edit:
The Prerequisite Title (required).
Add or remove equivalents.
Add or remove connected content
Delete the prerequisite.