Microsoft Releases March 2026 Windows 11 Updates

Microsoft released its March 2026 Patch Tuesday updates for Windows 11 on March 10, introducing security fixes, performance enhancements, and new features to improve system stability and user experience. The updates, known as KB5079473 for versions 24H2 and 25H2 and KB5078883 for version 23H2, address vulnerabilities discovered in prior months and incorporate improvements from February's non-security release.

Users can obtain the updates automatically through Windows Update in the Settings app or manually via the Microsoft Update Catalog. For versions 24H2 and 25H2, the update elevates build numbers to 26100.8037 and 26200.8037, respectively, while version 23H2 reaches 22631.6783. Microsoft officials noted that the release includes no known issues at launch, though potential problems may emerge as adoption increases.

A prominent addition is a taskbar-based internet speed test, accessible by right-clicking the network icon and selecting the option. Contrary to expectations of a fully integrated native tool, the feature launches the user's default web browser and directs it to a Bing page powered by Ookla's Speedtest service. The interface displays download, upload, and latency...