STATUS
Change Request #297523 has been created to fix this issue in a future release of SPP.
WORKAROUND
It is possible to enable "Update IIS App Pool on Password Change (Windows only)" and "Update COM+ on Password Change (Windows only)" by using a different menu in the Desktop GUI.
1. Partitions > Select Partition > Password Profiles Tab
2. Select the Password Profile > click edit button (Pencil) to modify the password profile
3. Select Change Password pane > click edit button (Pencil) to modify the Change Password profile
4. Enable the desired settings (IIS App Pool and/or Com+)
5. Save the rule by clicking OK
6. Save the Password Profile by clicking OK