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Microsoft Confirms Windows Activation Failures After November Updates

Microsoft says the bug affects automated activation workflows and some print jobs using invisible images, with a fix for licensing issues due in coming days.

Summary by BleepingComputer
Microsoft has confirmed that this month's Patch Tuesday security updates are causing Windows activation and licensing failures with 0x80041008 error codes. [...]

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Microsoft confirms Windows activation failures after November updates

Microsoft has confirmed that this month's Patch Tuesday security updates are causing Windows activation and licensing failures with 0x80041008 error codes. [...]

·Melville, United States
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The November security update for Windows 11 and Windows 10 is bringing new problems. Microsoft has confirmed errors related to document printing and system activation. The former can cause complete printing failure,... Full version of the page: https://ithardware.pl/aktualnosci/windows_listopadowa_aktualacja_blad_drukowania-56123.html

Microsoft confirmed error 0x80041008 after November 2026 updates, affecting SLMGR commands used in Windows activation and KMS license management. Already enabled computers continue to work normally, but new configurations may fail. A definitive fix is under development.

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The Register broke the news in London, United Kingdom on Thursday, November 12, 2026.
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