3 days ago
Microsoft confirms Windows activation failures after November updates
What's happening
SignalsMonitor is following this as a security story. BleepingComputer is the outlet attached so far. The first report grouped here was at 10 Nov 2026, 20:04 UTC. 3 material updates are listed in the timeline. The headline in use is “Microsoft confirms Windows activation failures after November updates”. This note is SignalsMonitor's own briefing, not the publisher's article.
What we know
Microsoft has confirmed that this month's Patch Tuesday security updates are causing Windows activation and licensing failures with 0x80041008 error codes. [...
Story timeline
Reports grouped into this story, earliest first. Exact repeats from the same outlet are collapsed.
- First reported by BleepingComputer
Microsoft releases Windows 10 KB5131096 extended security update
- Picked up by BleepingComputer
Microsoft confirms Windows security updates installation issues
- New development reported by BleepingComputer
Microsoft confirms Windows activation failures after November updates
Reported by 1 outlet
- BleepingComputer