Windows 11 January 2026 Update is rolling out for Windows 11 25H2, 24H2, and 23H2, as well as Windows Server 2025 and 2023.

Overview On January 14, NSFOCUS CERT detected that Microsoft released the January Security Update patch, which fixed 112 security issues involving widely used products such as Windows, Microsoft ...

Microsoft has released multiple emergency, out-of-band updates for Windows 10, Windows 11, and Windows Server to fix two ...

Microsoft adds HMAC protection to CLFS in Windows 11 25H2 and Server 2025, improving security while increasing disk and I/O ...

Microsoft has released fixes for a set of flawed January 2026 security updates that caused authentication and power ...

Microsoft has officially ended all remaining support for the Windows Vista codebase as of January 13, 2026, after around 18 ...

Microsoft has resolved a known issue that was causing security applications to flag a core Windows component, the company ...

Microsoft has warned users of the Windows Server 2019 operating system that the most recent Patch Tuesday security update may fail, exposing them to the vulnerabilities it was meant to mitigate. An ...

Extended support ended for Windows Server 2008 on January 14, 2020. It was possible to keep the lights on until January 10, ...

Microsoft has officially ended support for Windows Server 2008 and 2008 R2, fully retiring the Vista-era Longhorn codebase ...