Windows 10 2016 build 14393.4704 (KB5006669) — release notes, known issues

Windows 10 · 2016 · Release · Security update (Patch Tuesday)

October 12, 2021—KB5006669 (OS Build 14393.4704) - EXPIRED

All 2016 builds JSON — this build from the builds API

What's in this update

Updates security for your Windows operating system.

From Microsoft's release notes for KB5006669.

Issue Known issue After installing this update, Windows print clients might encounter the following errors when connecting to a remote printer shared on a Windows print server: 0x000006e4 (RPC_S_CANNOT_SUPPORT) 0x0000007c (ERROR_INVALID_LEVEL) 0x00000709 (ERROR_INVALID_PRINTER_NAME) Note The printer connection issues described in this issue are specific to print servers and are not commonly observed in devices designed for home use. Printing environments affected by this issue are more commonly found in enterprises and organizations. Workaround: This issue is resolved in KB5008207 .
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 KB5010359 .