KB5122878
Microsoft releases Windows 10 KB5122878 extended security update
Microsoft has released the Windows 10 KB5122878 extended security update, which includes this month’s record-breaking September 2026 Patch Tuesday fixes, along with a few bug fixes. If you are running Windows 10 Enterprise LTSC or are enrolled in the ESU program, you can install this update like normal by going into Settings, clicking on Windows Update, and manually […]
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