Microsoft confirms Windows 11 update is failing at 35% on some PCs, releases a fix, and publishes a workaround.

Microsoft’s May security update KB5089549 is failing to install on some Windows 11 machines. Microsoft has now acknowledged on this support page that the installation of this important update fails on ...

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

Microsoft confirmed a Windows 11 update bug causing error 0x80010002 and blocking security updates since March 2026.

Microsoft has resolved a known issue causing installation failures and 0x800f0922 errors when deploying the May 2026 Windows 11 security update (KB5089549). As Microsoft explained when it acknowledged ...

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

Republished on July 20 with new update warnings for Windows 10 users and a fresh new incentive for users to upgrade to Windows 11. Well this is interesting and new. “We apologize for any inconvenience ...