To upgrade to Reflection for the Web 12.3 from an earlier version:
First, you must upgrade to Reflection for the Web 12.2, which includes Management and Security Server 12.2. For assistance, see Technical Note 2875.
NOTE:As of version 12.2, several Management and Security Server components were renamed:
Management Server is called Administrative Server.
ReflectionData folder is called MSSData.
ID Manager is called Terminal ID Manager.
The default installation path (on Windows) is C:\Program Files\Micro Focus\MSS.
Then, proceed with Upgrading from Reflection for the Web 12.2.
For assistance, contact Technical Support.