You can enable automatic updates for .NET Framework & .NET Core via Microsoft Update (MU) on Windows Server systems by editing the Registry.

Microsoft has detailed how it plans to deliver .NET Framework version 4.8.1 updates via Windows Update channel and Microsoft Update Catalog on older Windows 11 and Windows 10 versions.

If you see Windows Update Error 66A or 13EC when you try to update .NET Framework then thispost will help you fix the issue.

Microsoft says Windows admins can now opt into automatic updates for .NET Framework and .NET Core via Microsoft Update (MU) on Windows Server systems. The new option has started rolling out today ...