Final answer:
To check the .NET Framework version on Windows 10, open the Registry Editor using the Run dialog box, navigate to 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\' and check the version under the NDP folder.
Step-by-step explanation:
To check the .NET Framework version on Windows 10, you can use a couple of methods, the easiest being through the Registry Editor.Press Windows key + R to open the Run dialog box.Type regedit and press Enter to open the Registry Editor.Navigate to the following key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\NET Framework Setup\NDP\.The versions are listed under the NDP folder. Look for a folder named with the version number, such as v4 for .NET Framework 4.x.Expand the version folder and go to the Client or Full sub-key to see the exact version number.
You can also find out the installed versions by checking certain directories where .NET Framework files are stored, such as C:\Windows\Microsoft.NET\Framework. Additionally, some apps provide the ability to detect the .NET Framework version from within their setup or companion tools.