To change a Learner's role to promote them to a Group Admin or Delete them from your group if they are no longer with the organization:
From your Account Dashboard, navigate to the My Groups panel, locate the name of your Group, and select Members. Find the user name,
Keep your cursor in the user's row, and locate the Action column on the right.
a. To change their role, click Change Role, and in the pop-up window,
Select the role you wish for the user, then click Save.
b. To remove a user from your group, select Remove from the Action column, a confirmation pop-up will appear. Select OK in the pop-up window to delete the user from the group.