Do know recently released Windows 10 Creators Update comes pre-installed with .NET framework 4.7, Microsoft will announce when .NET 4.7 will be available for Windows 8.1 and earlier versions of Windows. By checking the Windows registry, you can able to find .NET framework version installed on Windows 10, but third-party freeware tool .NET Version Detector makes it damn easy without the need to enter the registry, the tool has been updated by developer with support for detecting .NET 4.7 included in the Creators Update.
NET Version Detector
If you’re using Windows 10 Creators Update or other Windows version, download the program zip file, extract contents to a folder and run dotnet executable. The tool displays the .NET version installed on your computer with white text. Maximum version supported by .NET Version Detector is .NET 4.7.