My 5-step security checklist for every new Windows PC ...

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, ...

Microsoft has issued security updates to address 90 vulnerabilities, some of which hackers are actively exploiting, in a blog post yesterday. These flaws allow hackers to bypass security features and ...

Windows 11 Pro combines useful built-in security with AI tools to protect your data and streamline how you work every day.

Microsoft is warning of an issue when using a media support to install Windows 11, version 24H2, that causes the operating system to not accept further security updates. The problem occurs when using ...

Windows 11 KB5085516 is rolling out to address major issues affecting internet connectivity in some apps after the March 2026 ...

Windows 11 KB5079473 Patch Tuesday update may cause installation failures, BSOD crashes, and system freezes for some users.

Most users are familiar with Windows Defender (the antivirus tool built into Windows Security), which continuously monitors the system for suspicious software activity and also identifies and blocks ...