System requirements for installing WinRAS
You can install WinRAS only if your computer is running Microsoft® Windows® (Windows 7 or later). In addition, the .NET Framework components installed on your computer must be from version 4.0 or a later version.
WinRAS 2019.01 and 2020.01
You can install WinRAS only if your computer is running Microsoft Windows Vista or a later version of Windows. In addition, the .NET Framework components installed on your computer must be from version 3.0 or a later version.