Windows 11 build 26220.8690 — release notes, downloads, known issues

Windows 11 Insider Preview Feature Update (26220.8690)

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Fix Windows 11 Insider Beta 26220.8690 Fixes Hypervisor & Startup Stability Jun 19, 2026 · names this build
Coverage Windows 11 Insider Build 26220.8754: Smart Card Enforcement for AVD and Cloud PCs Jun 26, 2026 · Windows 11 coverage from this build's release window
Coverage Windows 11 Insider 26220.8680: When to Keep Widgets On vs Disable Them Jun 28, 2026 · Windows 11 coverage from this build's release window
Coverage Windows 11 Build 26220.7523 Cuts Duplicate File Explorer Indexing Jul 19, 2026 · Windows 11 coverage from this build's release window
Coverage Windows 11 Build 26220.8925 Adds Start Menu Section Toggles Jul 20, 2026 · Windows 11 coverage from this build's release window
Coverage Windows 11 Build 26220.8925 Adds Resizable Start Menu Jul 20, 2026 · Windows 11 coverage from this build's release window
Coverage Windows 11 Build 26220.8925 Adds Microsoft 365 Badge to Start Jul 22, 2026 · Windows 11 coverage from this build's release window
Coverage Windows 11 Build 26220.8925 Improves File Explorer Tabs and File Sizes Jul 22, 2026 · Windows 11 coverage from this build's release window

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