This update can be applied to ShipConstructor 2015 R2. This update uses a newer database version (22.214.171.124) since ShipConstructor 2015 R2 and therefore you are required to update your databases. The What's New - ShipConstructor 2015 R2.1 page contains details on new features in ShipConstructor 2015 R2.1 as well as system requirements.
TechNotes: A list of new features and fixes is included in the installer as a PDF. It can be opened using the following shortcut path: All Programs > ShipConstructor 2015 R2 > Help > PDF > TechNotes . Your dealer can also provide you with a copy of this PDF.