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 ...

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 ...

Round and round we go.

Update, April 30, 2025: This story, originally published April 28, has been updated with further information regarding the hotpatching security update service for Windows Server 2025 users, as well as ...

Microsoft is reflecting back on security lessons learned over the past 25 years. As one of the most targeted digital estates in the world, the company sees threats against its products up close every ...

Yesterday was Patch Tuesday for Microsoft, which means tons of security updates across the company’s products and services. Specifically, 107 new security vulnerabilities have been patched. Microsoft ...

Why it matters: The kernel space is the core component of a computer operating system, where critical hardware management and device driver code reside in memory. If a kernel-level driver malfunctions ...