Super users and Admin users can delete Portal users.
Super users can delete any user in Portal. Admin users can delete Admin users, regular users, Execute-only users, and Read-only users in sites that they manage.
To delete a user:
1. When signed in as a Super user or Admin user, do one of the following:
•On the navigation bar, click Users.
•On the navigation bar, click Sites. In the list of sites, find the site where you want to delete a user. Open the site by clicking its row. Click the Users tab.
2. Find the user that you want to delete. Open the user record by clicking its row.
3. Click Remove User.