You can check the .NET Framework version installed on Windows using Command Prompt, Registry, PowerShell, Explorer, NET Version Detector.

4] Install .NET Framework 3.5 using Windows Features (for Windows 10 Only) If you are unable to install .NET Framework successfully using an installer, Windows 10 users can try installing .NET ...

Windows Server 2008 x64, two of them in fact in an NLB cluster. Trying to install .NET Framework 4, first went fine, second refuses. Running installation package - both the web installer and full ...