Windows 11 · 26H2 · Preview flight

Windows 11, version 26H2 (26300.9457)

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  • amd64
  • arm64

Windows 11 26H2: Not yet released — Insider flights only

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AI summary

Windows 11 version 26H2 (build 26300.9457) delivers performance refinements, security hardening, and bug fixes that improve File Explorer, system reliability, and everyday responsiveness.

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

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In the news

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