Microsoft released a Hotpatch for Windows 11 on March 10, 2026: KB5079420 for OS Builds 26200.7979 (25H2) and 26100.7979 (24H2). The short public-facing summary is intentionally terse—the package is described as delivering miscellaneous security improvements to internal OS functionality, with a...
Microsoft’s January 24, 2026 hotpatch — KB5078167 — landed as a targeted, out‑of‑band repair that addresses two high‑impact regressions introduced earlier in the month: Remote Desktop authentication failures and a file‑system interaction bug that caused apps (including Outlook in certain...