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 ...

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

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 of serious boot failures affecting Windows 11 devices following the January 2026 security ...

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.

Am I destined to stare at the standard 3.5"HDD icon in Mac OS for my windows boot disk for ever? I can't figure out how to edit that icon; guessing it has to do with the volume being NTFS? I can ...

greetings. JUST recieved a new dell about a week ago and it has worked great since I got it. it was accidentily unplugged while it was on and now when i re-boot it says: unmountable_boot_volume. I ...

Bombich Software recently updated Carbon Copy Cloner to version 6, and its founder, Mike Bombich, posted a blog entry explaining some of the intricacies involved with updating cloning software for Big ...