Windows Server 2019 build 17763.2091 (KB5005394) — release notes, known issues

Windows Server · 2019 · Release · Out-of-band update

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

Release
Cumulative update
KB5005394 — Microsoft's article, opens in a new tab
Jul 27, 2021

Windows Server 2019: Extended support

All 2019 builds JSON — this build from the builds API

What's in this update

Updates an issue that might prevent printers, scanners, and multifunction devices from working. This issue occurs on devices that do not comply with a certain specification and use smart card authentication.

From Microsoft's release notes for KB5005394.

Microsoft's known issues — KB5005394

Issue Known issue After installing KB4493509 , devices with some Asian language packs installed may receive the error, "0x800f0982 - PSFX_E_MATCHING_COMPONENT_NOT_FOUND." Workaround: Uninstall and reinstall any recently added language packs. For instructions, see Manage the input and display language settings in Windows 10 . Select Check for Updates and install the April 2019 Cumulative Update. For instructions, see Update Windows 10 . Note If reinstalling the language pack does not mitigate the issue, reset your PC as follows: Go to the Settings app > Recovery . Select Get Started under the Reset this PC recovery option. Select Keep my Files . Microsoft is working on a resolution and will provide an update in an upcoming release.
Issue Known issue After installing KB5001342 or later, the Cluster Service might fail to start because a Cluster Network Driver is not found. Workaround: This issue occurs because of an update to the PnP class drivers used by this service. After about 20 minutes, you should be able to restart your device and not encounter this issue. For more information about the specific errors, cause, and workaround for this issue, please see KB5003571.
Issue Known issue After installing updates released April 22, 2021 or later, an issue occurs that affects versions of Windows Server that are in use as a Key Management Services (KMS) host. Client devices running Windows 10 Enterprise LTSC 2019 and Windows 10 Enterprise LTSC 2016 might fail to activate. This issue only occurs when using a new Customer Support Volume License Key (CSVLK). Note This does not affect activation of any other version or edition of Windows.Client devices that are attempting to activate and are affected by this issue might receive the error, "Error: 0xC004F074. The Software Licensing Service reported that the computer could not be activated. No Key Management Service (KMS) could be co Workaround: This issue is resolved in KB5009616 .