What's New in the .NET Framework 4.5 Developer PreviewNote .NET Framework is serviced monthly with security and reliability bug fixes. .NET Framework will continue to be included with Windows, with no plans to remove it. You don't need to migrate your .NET Framework apps, but for new development, use .NET 6 or later. This article summarizes key new features and improvements in the following versions of .NET Framework: .NET Framework 4.8.1 .NET Framew
