You can delete any Agent group except the Default group.

1. Sign in to the Arctic Wolf Unified Portal.
2. In the navigation menu, click Data Collection > Agents.
3. Click Agent Settings.
4. In the row of the group to modify settings, click View Details.
5. Click Delete Group.
   A confirmation window appears, displaying the group selected for deletion.
6. Select the group that the endpoints should move to.
7. Click Delete Group.