Windows 10 · Release · Security update (Patch Tuesday)

July 13, 2021—KB5004249 (OS Build 10240.19003) - EXPIRED

What's in this update

Updates to improve security when Windows performs basic operations.

From Microsoft's release notes for KB5004249.

Microsoft's known issues — KB5004249

  • Issue Known issue After installing updates released July 13, 2021 on domain controllers (DCs) in your environment, printers, scanners, and multifunction devices that are not compliant with section 3.2.1 of RFC 4556 spec might fail to print when using smart card (PIV) authentication. Workaround: For more information, see KB5005408 .

Microsoft's release notes for KB5004249 ›

Known issues — reported on the forum

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In the news

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Discussed on the forum

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