September 8, 2026—KB5123099 (OS Build 14393.9512)

September 8, 2026—KB5123099 OS Build 14393.9512 Applies To Windows Server 2016, all editions Win 10 Ent LTSB 2016 Win 10 IoT Ent LTSB 2016 Important Free support for Windows 10 Enterprise 2016 LTSB and Windows Server 2016 will soon end. For information about the availability of Extended Security...

September 8, 2026—KB5122878 (OS Builds 19045.7725 and 19044.7725)

September 8, 2026—KB5122878 OS Builds 19045.7725 and 19044.7725 Applies To Windows 10 ESU Windows 10 Enterprise LTSC 2021 Windows 10 IoT Enterprise LTSC 2021 Important Free support for Windows 10 Enterprise LTSC 2021 will end soon. For information about the availability of an Extended Security...