Windows 11 · 26H1 · Release · Security update (Patch Tuesday)

Windows 11, version 26H1 (28000.1836)

Windows 11 26H1: Ships on new silicon only

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AI summary

Windows 11 version 26H1 (28000.1836) delivers a platform-only engineering baseline for next-gen silicon, providing targeted stability and bug fixes plus ongoing monthly security and quality servicing on its device lane.

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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