May 26, 2026—KB5089570 (OS Build 28000.2179) Preview

May 26, 2026—KB5089570 OS Build 28000.2179 Preview ​​​​This cumulative update for Windows 11, version 26H1 KB5083806, includes production-quality improvements. Visit the Windows release health dashboard for the latest status on this release. Highlights This update is available through two release...