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 ...

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

Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.

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

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

Microsoft has linked recent reports of Windows 11 boot failures after installing the January 2026 updates to previously failed attempts to install the December 2025 security update, which left systems ...

Having bootable media ready can be a real lifesaver when you need to do a clean installation of Windows. Thankfully, it's easy to set that up. There are two main ways to create bootable media for a ...

Another week, another big Windows problem.

Follow these suggestions to fix the problem of not being able to boot into Windows after disabling the CSM. To run your PC without any trouble after disabling CSM, you need to ensure that you are ...

Many users prefer running a Linux distro such as Linux Mint alongside Windows. It offers the flexibility of both operating systems in a single computer. However, if the installation doesn’t go well, ...