Windows 11 · 26H1 · Release · Security update (Patch Tuesday)
Windows 11, version 26H1 (28000.2113)
- Release
- KB5089548 — Microsoft's article, opens in a new tab
- amd64
- arm64
Windows 11 26H1: Ships on new silicon only
AI summary
Windows 11 version 26H1 (28000.2113) delivers a platform-only build for specific next-gen silicon, shipping kernel/power and driver plumbing improvements plus targeted bug fixes and security servicing, not a feature wave.
Generated from the package's release notes and forum coverage. Verify against Microsoft's release-health page before acting on it.
Known issues — reported on the forum
No problems reported on the forum for this build yet. Threads that name 28000.2113 or KB5089548 and describe a fault appear here automatically.
In the news
- Coverage KB5089548 Update: Why Windows 11 26H1 Is a New Hardware-Specific Branch
- Coverage Windows 11 26H1 (KB5089548): Hardware-Only Branch, Not an Upgrade for Existing PCs
- Coverage KB5089548 May 2026: Windows 11 26H1 Build 28000.2113 Security + Copilot+ AI Updates
- Coverage Windows 11 26H1 Driver Updates Explained: Silicon Platform Focus, Wi‑Fi, SDUC, GPU
- Coverage KB5096137: Update Qualcomm QNN Execution Provider on Windows 11 26H1 PCs
- Coverage KB5096136 Updates AMD Vitis AI Execution Provider for Windows 11 26H1
- Coverage KB5096139 Updates Nvidia TensorRT-RTX AI Inference in Windows 11 26H1
- Coverage KB5096579: May 2026 Qualcomm AI Image Processing Update for Windows 11 26H1
Discussed on the forum
No member thread names 28000.2113 yet.