Windows 11 May 2026 update fails on some PCs, but Microsoft has already shipped a workaround, and it's working on a permanent fix.

Microsoft has admitted that the May 2026 security update might fail to install with a "Something didn't go as planned.

Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and ...

Microsoft confirmed that KB5089549 can fail with error 0x800f0922 on Windows 11 devices with low EFI partition space, and ...

Some Windows 11 users say KB5089549 fails during installation and triggers an automatic rollback after Patch Tuesday.

Microsoft confirmed that it's aware of an issue where Windows 11 KB5089549 fails to install due to errors such as 0x800f0922.

Windows update fail. Microsoft has finally fixed the issue “where some devices might enter BitLocker Recover y after updating ...

Consultants see the problem eating away at valuable patch resources because of a lack of Microsoft update hygiene.

Windows security updates from May are failing on some systems. The cause is insufficient space on the EFI partition.