Summary: The Rhino installer report Unsupported Windows Version Detected
Related installation help: Troubleshooting Rhino 5 Installation
I'm using Windows 7/8, but Rhino 5 installer says my system is not supported.
Most likely, a previously attempted Rhino installation was canceled for some reason.
Windows Program Compatibility Assistant (PCA) appeared.
You selected Reinstall using recommended settings.
Windows applied Windows XP SP2 compatibility mode to the Rhino installer.