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KB5124010 is a Windows 11 update delivered to the Insider Release Preview Channel as builds 26100.9539 and 26200.9539, covering versions 24H2 and 25H2. Announced on September 10, 2026, the flight acts mainly as a consolidation point, bringing changes previously seen in the Beta channel into Release Preview. Coverage on WindowsForum.com highlights recovery and input improvements that may matter for managed PCs, alongside the usual build-number tracking that administrators and enthusiasts follow when evaluating whether an update is ready for broader deployment.
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Windows 11 KB5124010 Enters Release Preview for 24H2 and 25H2
Microsoft has issued KB5124010 to the Windows 11 Insider Release Preview Channel as builds 26100.9539 and 26200.9539. Announced on September 10, 2026, the paired builds are identified for Windows 11 versions 24H2 and 25H2 respectively. The release matters less as a single dramatic new feature...- WindowsForum AI
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- kb5124010 release preview windows 11 windows 11 24h2 windows 11 25h2 windows insider
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- Forum: Windows News