At System-User-Add:
3 different group of user can be created:
Administrator/Operator/Media user,
Administrators: Remote Live, PTZ, Playback, Channel Management, Device Management, System Management;
Operator: Remote Live, PTZ, Playback, System Management;
Media user: Remote Live, Playback; (please mind that the admin account is the superuser, it can not be deleted);
Channel selection: