Filter in the "User" module
In the "Users" module, you have the option of filtering user object lists at various points. A search string can be entered in the "Filter" search field - shown here at the top right. Additionally, you can limit the search with the corresponding buttons by:
Organizations
Organizational units
Roles
Distribution lists
User groups
User
Countries
Localities
Tenants
Additional container types
Additional grouping types
All other permitted types
Some of the filter buttons can also be found in the "Select user" dialog. This also gives you the option of filtering by user objects.
More information
Objects, Classes and Attributes
The areas of the "User" module
Replication - user and group import
Active Directory connection and replication configuration