March 10, 2026—KB5079466 (OS Build 28000.1719)

March 10, 2026—KB5079466 OS Build 28000.1719 ​​​​​This security update for Windows 11, version 26H1 KB5079466, includes the latest security improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates, optional...