Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Windows 10 users should install update KB5073724 immediately, which fixes several security vulnerabilities in the operating ...

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

Microsoft’s first Windows 11 security update of 2026 broke shutdowns and some Remote Desktop sign-ins. Microsoft has released ...

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

Microsoft has released emergency out-of-band updates on both Windows 11 and Windows 10 for manual downloading. They fix ...

Microsoft shared a temporary workaround for customers experiencing Outlook freezes after installing this month's Windows ...

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.