December 14, 2021—KB5008230 (OS Build 10240.19145) - EXPIRED

EXPIRATION NOTICE****IMPORTANT As of 9/12/2023, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality update.

11/9/2021 IMPORTANT Because of minimal operations during the holidays and the upcoming Western new year, there won’t be a preview release (known as a “C” release) for the month of December 2021. There will be a monthly security release (known as a “B” release) for December 2021. Normal monthly servicing for both B and C releases will resume in January 2022.

12/8/20
For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 10, version 1507, see its update history page.

Highlights

• Updates security for your Windows operating system.

Improvements and fixes

This security update includes quality improvements. Key changes include:

• Adds support for the cancellation of daylight savings time for the Republic of Fiji for 2021.
• Addresses a known issue that causes error codes 0x000006e4, 0x0000007c, or 0x00000709 when connecting to a remote printer that is shared on a Windows print server.
• Addresses a known issue that might prevent apps, such as Kaspersky apps, from opening after you attempt to repair or update the apps using the Microsoft Installer (MSI).
  If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.For more information about the resolved security vulnerabilities, please refer to the new Security Update Guide website and the December 2021 Security Updates.

Known issues in this update

Microsoft is not currently aware of any issues in this update.

How to get this update

This update is no longer available.