According to the SAP S/4HANA Cloud, public edition Learning Journey1, some tasks that you can perform from the Display Technical Users app are: assign and unassign users to user groups; lock and unlock the initial user account that is delivered with the new system. The Display Technical Users app allows you to view and manage technical users in SAP S/4HANA Cloud. Technical users are users that are created for specific purposes such as communication, printing, or testing. User groups are groups of users that share common characteristics or authorizations. The initial user account is a user account that is created by default when a new system is provisioned.