Windows 11 26H1 build 28000.9347 (KB5126053) — release notes, downloads, known issues

Windows 11 · 26H1 · .NET Framework update

.NET Framework Security Update for Windows 11 - KB5126053 (28000.9347)

Windows 11 26H1: Ships on new silicon only

This is a .NET Framework package for Windows 11 26H1, not an operating-system build. Its history below lists other .NET packages on the 28000 base.

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