In V21 Process Monitoring, you could specify department in a filter under "User Object" that you wanted to see all objects from users in a department.e.g., department "TST"
After upgrading the environment from V21 to V24,It is no longer make this selection in V24; Only selection of individual USERS are possible.
Automation Engine 'Version 24.4.0
The problem has been fixed that prevent filtering based on the user department in Process Monitoring in 24.4.2
This can be tracked under DE172200