If you change the name of any Business Unit in the RSA Identity Governance & Lifecycle User Interface, and then group Users by Business Unit, the old name will show in the Group header and the new name will show in the column itself. In the example below, there is a Business Unit called Engineering.
Navigate to Users > Users.
Select the name of Business Unit.
Navigate to Users > Business Units.
Click on the name of Business Unit then on the Users tab:
Change the name of the Business Unit to Engineering Test:
Note that when grouped by Business Unit, the grouping header remains unchanged for both navigation paths:
Users > Users > [Name of Business Unit]
Users > Business Units > [Name of Business Unit] > Users tab
This defect has been reported in engineering ticket ACM-81669.