All the site users can be managed from this page. There are three prefined user groups -
Admin - only user group that is allowed to visit the admin panel
Organizers - can create and manage their events and bookings from the front-end only.
Customers - can book events and manage their bookings and cancellations from the front-end.
{primary} Admin can change the role of a user to
Admin
Organizer
orCustomer