Microsoft’s new warning was spotted by Windows Latest. “In an updated support document, the company has confirmed that the update is indeed crashing some PCs.” This primarily affects commercial PCs.

Microsoft has confirmed that the boot failures with its January 2026 Windows 11 update are limited to “commercial” PCs and happened due to the December 2025 update failing to install and PCs being ...

The January 2026 Windows 11 update, KB5074109, might have killed some computers. If you're one of the unlucky ones, here's ...

Windows 11 KB5074109 is wreaking havoc thanks to several issues, with the most serious keeping users out of the operating ...

Why you need Microsoft's new emergency Windows patch - and the black-screen bug to watch for ...

The most recent January Windows Update is broken on a number of PCs, but at least virtual machines don't seem to be impacted.

As reported by Windows Latest, Microsoft has updated users in a support document that it is "investigating customer reports ...

The issue affects a "limited number" of physical Windows 11 devices that fail to start after installing the January security ...

In a surprising turn of events, Microsoft has confirmed that its January 2026 security update, KB5074109, is causing significant boot issues for some Windows 11 users. This latest development ...

In confirmed cases, Windows 11 boot failure occurs post-update, with the machine stuck at a black screen and unable to ...

This comes just hours after reports that another emergency update has been issued by Microsoft to affect other problems ...