TECHNOLOGY · VERIFIED DEVELOPMENT
Microsoft Releases Emergency Update to Fix Bugs from Record‑Breaking September Patch
WHY IT MATTERS
The emergency update restores critical services—file sharing, remote desktop, and audio—ensuring businesses and developers can continue work without interruption.
What happened
Microsoft began rolling out an emergency out‑of‑band update to correct problems introduced by its record‑breaking September Patch Tuesday. The original update patched nearly 1,000 security flaws but also caused new bugs that disrupted businesses, developers, and gamers.
Reported issues included broken folder shares on Hyper‑V‑based Linux virtual machines, unstable Remote Desktop Services sessions, and malfunctioning USB audio devices.
The emergency fix, released the day before the article, addresses these problems on Windows 11 versions 26h1, 25H2, and 24H2, and Microsoft has also issued updates for Windows Server 202… The update restores functionality for affected services and devices, allowing users to resume normal operations without waiting for the next scheduled patch cycle.
DEVELOPING STORY
Story timeline
PRIMARY SOURCES
Microsoft issues emergency Windows 11 update to fix its record-breaking patch
The Verge · Tom Warren · Discovery only; Vox Media copyright terms apply