To check their group membership and remove the constituent from the group, follow these steps:
- Navigate to Constituents > Constituents360.
- Search for the constituent and view their record.
- Select the groups tab.
- Click the Edit Group Membership link.
- Scroll through the groups that they belong to and remove any groups with a capital red letter A, denoting that this group is an Admin Security Group.
- Save your changes and test logging in once more.