On the eve of its Ignite conference, Microsoft has managed to break the first Extended Security Update (ESU) for many commercial Windows 10 customers.

The November 11 update, KB5068781, fails to install on devices activated via the Microsoft 365 admin center, throwing a 0x800f0922 (CBS_E_INSTALLERS_FAILED) error message.

"The issue is under investigation, and additional information will be shared as soon as it becomes available," said Microsoft. At the time of writing, there is no fix or workaround for the problem.

This marks the second ESU failure in a week. On Thursday Microsoft issued an out-of-band patch after consumers reported enrollment failures.

Ironically, the latest update included a fix for the October 14 release that incorrectly showed a message in the Windows Update Settin

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