Outage
Microsoft confirms Windows security updates installation issues
BleepingComputer · By Sergiu Gatlan ·
The Brief
- Microsoft confirmed that the November 2026 security updates are failing to install on some Windows 11 systems.
- The failures affect systems that have the October 2026 preview update installed.
- BleepingComputer's report links the issue to KB5132061 and lists the errors 0x80070306, 0x800f0989 and 0x800f0993.
Why it matters
Devices where the update fails may stay without the November security fixes, so administrators should check update status and error codes on affected machines.
Who’s affected
- Windows 11 users with the October 2026 preview update installed
- Windows 11
- #windows
- #microsoft
- #windows-update
- #security-updates
- #bugs
Microsoft has confirmed reports that the November 2026 security updates are failing to install on Windows 11 systems with the October preview update. [...]
Timeline
Microsoft confirmed installation issues with the November 2026 security updates
BleepingComputer
Microsoft confirms Windows security updates installation issues