Download and install the latest update for the .NET Framework 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1 and 4.7.2. This package is compatible with Windows 7 SP1, 8.1, 10 and Server versions.

Learn how to install the latest version of .NET Framework 4.8.1, a highly compatible and in-place update that includes native support for Arm64 architecture and accessibility improvements. Find out the release notes, download links, and supported versions of Windows and Azure.

Microsoft .NET Framework 4.8 is a highly compatible and in-place update to .NET Framework 4.7, 4.7.1 and 4.7.2. However, it can run side-by-side with .NET Framework 3.5 Service Pack 1 (SP1) and earlier versions of .NET Framework.

Applies To Release Date: July 8, 2025 Version: .NET Framework 3.5, 4.8 and 4.8.1 IMPORTANT This update is included in the Cumulative Update that's dated July 8, 2025. Parts of this update were previously released in the Cumulative Update that's dated April 22, 2025.

Microsoft .NET Framework 4.7.2 is a highly compatible, in-place update to .NET Framework 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, and 4.7.1. The offline package can be used in situations in which the web installer cannot be used because of a lack of Internet connectivity.

The .NET Framework 4.7.1 is available on Windows Update and on Windows Server Update Service (WSUS). It will be offered as a recommended update on Windows Update.

Version: .NET Framework 3.5, 4.8 and 4.8.1 Summary This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows Server 2022. Security Improvements There are no new security improvements in this release. This update is cumulative and contains all previously released security improvements. Quality and Reliability ...

Download the Microsoft .NET Framework 4.6 package now. For more information about how to download Microsoft support files, see How to obtain Microsoft support files from online services.

The August 26, 2025 update for Windows 11, version 22H2 and Windows 11, version 23H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1.

The April 22, 2025 update for Windows 11, version 22H2 and Windows 11, version 23H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1.