After the first update stopped PCs from shutting down or going to sleep, the latest one halts the boot-up process. Microsoft ...

Another week, another big Windows problem.

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 ...

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

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 ...

In a surprising turn of events, Microsoft has confirmed that its January 2026 security update, KB5074109, is causing significant boot issues for some Windows 11 users. This latest development ...

Microsoft released unplanned updates over the weekend. They correct errors in the January patches and bring new boot certificates.

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

Windows 11 has been out for quite a while, and it had some pretty high demands if you want to install it. Avoiding them might ...

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