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

Windows 11 January 2026 updates may cause boot failures on some PCs. Microsoft is investigating issues linked to KB5074109.

Microsoft has confirmed that a known issue preventing some Windows 11 devices from shutting down also affects Windows 10 ...

Some machines are failing to start after security updates, prompting yet another Microsoft investigation Microsoft is ...

Last summer's CrowdStrike meltdown caused billions of dollars in damage and exposed some fundamental architectural flaws in the Windows platform. A single flawed update from one vendor was enough to ...

Just in case you thought Windows 11 24H2's issues were over, here's the latest headache from the good folks at Microsoft. It turns out that physical installation media (meaning CDs and flash drives) ...

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 issues second emergency patch for Windows this month - update your PC today ...

Windows 11 shutdown bug explained with causes, fixes, and workarounds to stop restarts, battery drain, and failed power-offs after updates.