On December 13, 2022, all editions of Windows 10, version 21H1 will reach end of servicing. The upcoming December 2022 security update, to be released on December 13, 2022, will be the last update available for this version. After that date, devices running this version will no longer receive monthly security and quality updates containing protection from the latest security threats. You can learn more about this end of servicing event at the Microsoft Learn article Windows 10, version 21H1 end of servicing.
As always, we recommend that you update your devices to the latest version of Windows 10, or upgrade eligible devices to Windows 11. For information about servicing timelines and lifecycle, see Windows 10 release information, Windows 11 release information, Lifecycle FAQ – Windows, and Microsoft Lifecycle Policy search tool.
Message ID: MC445155
Action required by: 2022-12-13
Platform: Windows Desktop, World tenant