A fresh wave of Windows 11 update trouble is making the rounds, and this one is about as disruptive as it gets: some PCs reportedly can’t boot after installing the latest January 2026 security update.

Microsoft has had to issue two out-of-band updates to fix its buggy Windows 11 patch.

January’s Patch Tuesday updates caused several serious issues, calling Microsoft’s quality control into question.

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

Neowin also notes another dark side to this latest issue. “Interestingly, Microsoft came up with a technical solution for ...

Microsoft is aware of an alleged issue that leaves PCs unable to boot and requires manual recovery after Windows 11 January ...

Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...

Court documents show that Spotify and several major record labels acted after threats of mass distribution of music data from Anna's Archive.

At a guess, we'd reckon this is a Windows 10 device and, although most support for the operating system ended in 2025, some editions remain in Microsoft's good books. There is also the possibility ...

Microsoft's January 2026 security update has broken Windows 11 apps like Notepad and Snipping Tool, introducing dual bugs ...

Microsoft’s first Windows 11 security update of 2026 broke shutdowns and some Remote Desktop sign-ins. Microsoft has released ...

Microsoft has really stepped in it with the first Windows 11 update of 2026. Reports from annoyed Windows users are cropping ...