windows 11 ltsc

Microsoft is giving organizations running Windows 10 Enterprise LTSC 2021 a firm migration deadline: the 21H2-based release reaches end of support on January 12, 2027, with its final regular monthly security update expected that day. Microsoft’s new planning notice also opens a paid bridge for...

Microsoft turned the June 9, 2026 Windows security release for hotpatch-capable Windows 11 Enterprise LTSC 2024 devices into a restart-required baseline update, replacing the expected hotpatch because CVE-2026-45585 was publicly disclosed outside normal coordinated vulnerability disclosure...