Windows 10 967 Published by

Microsoft has released KB5005394 (OS Build 17763.2091) for Windows 10 Enterprise 2019 LTSC, Windows 10 IoT Enterprise 2019 LTSC, Windows 10 IoT Core 2019 LTSC, and Windows Server 2019.



July 27, 2021—KB5005394 (OS Build 17763.2091) Out-of-band

This non-security update includes quality improvements. Key changes include:

  • Addresses an issue with devices that do not comply with section 3.2.1 of the  RFC 4556 specification. Noncompliant printers, scanners, and multifunction devices might not work when you use smart card authentication (PIV). This issue occurs after you install the July 13, 2021 update on domain controllers (DC) in your environment. For more information, see  KB5005408.

If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.

July 27, 2021—KB5005394 (OS Build 17763.2091) Out-of-band