.NET 8.0 Update - June 9, 2026
.NET 8.0 has been refreshed with the latest update as of June 9, 2026. This update contains security fixes. See the release notes for details about updated packages.
.NET 8.0 servicing updates are upgrades. The latest servicing update for 8.0 will remove the previous 8.0 update upon successful installation. For example, when the .NET 8.0.28 is installed .NET 8.0.27 version will be removed from the computer if it's present.
This update is available on Microsoft Update for Windows client operating systems and available on WSUS and MU Catalog for Windows Server operating systems.
This update will be offered if you have .NET 8.0 installed on a supported version of Windows.
You may need to restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET based applications before you apply this update.
This page on .NET 8.0 Supported Windows Versions provides the most up-to-date details on the supported operating system versions.
This page on .NET Core and .NET 8 Support Policy provides the most up-to-date details on .NET Core Support Lifecycle Policy.
For assisted support with .NET Core technologies, [contact a Microsoft Support...
8.0.288.0.288.0.288.0.288.0.288.0.28