Windows 10, version 21H2

The Windows 10 November 2021 Update (codenamed "21H2" ) is the twelfth major update to Windows 10 as the cumulative update to the May 2021 Update. It carries the build number 10.0.19044.

Version history
The first preview was released on July 15, 2021, to Insiders who opted in to Release Preview Channel that failed to meet minimum system requirements for Windows 11. The update began rolling out on November 16, 2021. Notable changes in the November 2021 Update include:


 * GPU compute support in the Windows Subsystem for Linux (WSL) and Azure IoT Edge for Linux on Windows (EFLOW) deployments
 * New simplified passwordless deployment models for Windows Hello for Business
 * Support for WPA3 Hash-to-Element (H2E) standards
 * New highlights feature for Search on the taskbar

The update has reached end of service on June 13, 2023 for Home, Pro, Pro Education and Pro for Workstations editions. The Enterprise, Enterprise multi-session, IoT Enterprise and Education editions have reached end of service on June 11, 2024. The Enterprise LTSC and IoT Enterprise LTSC editions will reach end of service on January 12, 2027 and January 13, 2032, respectively.