Lifecycle FAQ - .NET FrameworkBeginning with version 4.5.2 and later, .NET Framework is defined as a component of the Windows operating system (OS). Components receive the same support as their parent products, therefore, .NET Framework 4.5.2 and later follows the lifecycle policy of the underlying Windows OS on which it is installed. Support for .NET Framework 4, 4.5, and 4.5.1 ended on January 12, 2016. Support for .NET Fram
