Windows 11 KB5124010 update released with 46 changes and fixes

Microsoft released the KB5124010 September 2026 non-security preview update for Windows 11 24H2 and 25H2, with 46 changes including Bluetooth improvements and the ability to remap the Copilot key.
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Windows 11 Preview KB5124010 comes with new bugs

Windows 11 KB5124010 adds Copilot key remapping, Emoji 17.0, and File Explorer fixes, but brings two major bugs. Here is what ...

Windows 11’s optional September update tries to fix Bluetooth again

Windows 11's September optional update improves File Explorer previews, fixes File History, and targets Bluetooth connectivity bugs.

Windows 11’s File History bug is fixed, but it won’t install on its own

Microsoft confirmed a bug in Windows updates KB5124008 and KB5122878 is breaking File History backups on Windows 11 and 10.
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Sorry Microsoft. Windows 10 is more stable than Windows 11, and your recent updates have made it obvious

Windows 10 has had far fewer bugs than Windows 11 in 2026. We compared nine months of updates for both, and the pattern is ...

Microsoft releases HVCI/memory integrity compatibility check tool for Windows 11, Windows 100 0

Microsoft has released a useful tool for users so that they can check for compatibility issues with memory integrity or HVCI ...

Windows 11 Is Getting a More Secure Way to Erase Data Before a Reset

Windows 11 is testing storage sanitization in Cloud Rebuild, giving users and IT teams a stronger option for erasing PCs before reassignment or sale.