A Windows security update bug has prevented some Windows 11 24H2 and 25H2 users from booting into their PCs, requiring them ...

Windows 11 runs into another disastrous bug with its latest update — Microsoft admits an 'issue in which devices are failing ...

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

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

Microsoft’s first major Windows 11 update of 2026 released on January 13 introduced a concerning bug that caused some PCs to ...

Windows update KB5074109 is linked to black screen and freezing issues on Nvidia systems, with users awaiting a driver or ...

Windows 11 Enterprise and IoT get an update disrupting shutdown and hibernation functionality, but a more manual shutdown is ...

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

The first big Windows update of 2026 is a glitchy mess - here's the full list of bugs and fixes ...

The fix is for a bug that prevents some systems from shutting down, while another bug that prevents hibernation has no ...

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.