Everyone knows you need to keep your operating system up to date, but what happens when a company botches the update and ...

Microsoft has linked recent reports of Windows 11 boot failures after installing the January 2026 updates to previously ...

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

Some machines are failing to start after security updates, prompting yet another Microsoft investigation Microsoft is investigating reports that its January 2026 security updates are leaving some ...

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

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

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 shares more details about the boot failure bug triggered by the latest Patch Tuesday update, KB5074109, in Windows ...

A supply chain failure that compromises Secure Boot protections on computing devices from across the device-making industry extends to a much larger number of models than previously known, including ...