Windows 11 · 26H1 · Release · Optional preview update
Windows 11, version 26H1 (28000.1643)
- Release
- KB5077239 — Microsoft's article, opens in a new tab
- amd64
- arm64
Windows 11 26H1: Ships on new silicon only
AI summary
Writing the summary for this build…
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Known issues — reported on the forum
No problems reported on the forum for this build yet. Threads that name 28000.1643 or KB5077239 and describe a fault appear here automatically.
In the news
- Coverage KB5077239 Preview: Windows 11 26H1 Tightens Cross-Device Resume and Explorer
- Coverage Windows 11 26H1 Preview KB5077239: Copilot Plus, Cross Device Resume & File Explorer polish
- Coverage Windows 11 KB5077239 Preview: MIDI, Cross-Device Resume, and Accessibility Upgrades
- Coverage KB5079466: Windows 11 26H1 OS Build 28000.1719 Security and Reliability
- Coverage KB5079266 Phi Silica AI Update Brings Local NPU Power to Intel Copilot+ on Windows 11 26H1
- Coverage KB5079259 Updates TensorRT RTX to 1.8.24.0 on Windows 11 26H1
- Coverage KB5079261 Qualcomm Image Processing AI Update on Windows 11 26H1
- Coverage AMD Copilot+ Image Processing AI Update 1.2601.1273.0 on Windows 11 26H1
Discussed on the forum
No member thread names 28000.1643 yet.