Microsoft has acknowledged a serious regression in its October 14, 2025 cumulative update for Windows 11 (KB5066835) and is rolling an emergency fix after the patch broke two very different but critical areas of the platform: local HTTP/2 (localhost) connections used by developers and many...
This month’s Windows update cycle produced a sobering reminder that the most important feature of any operating system is not flashy new UI polish but the reliability of its fallback plans — and for many users, Microsoft’s October security update (KB5066835) failed that basic test. A widely...
Microsoft’s October servicing wave has produced a trio of high‑impact regressions that are already disrupting developer workflows, blocking on‑device recovery options, and interfering with smart‑card authentication — and administrators must balance the imperative to patch critical...