Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ...

Support for Windows 10 has ended, putting your system at risk. You don't have to upgrade—here's how to stay protected.

Windows remains one of the most targeted systems by threat actors by volume, according to recent statistics from AV-TEST, ...

And it's almost always disabled.

Are you worried that your missing Windows Defender history is hiding an infection? Windows Security’s Protection History tracks the Defender’s actions, helping you identify and remove threats easily.

If you have installed a third-party antivirus tool and it is buggy or infected, it can interfere with Microsoft Defender Antivirus settings, including Tamper Protection. That could be the reason that ...

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 starts expiring critical Secure Boot certificates next week — "the clock is ticking" on a billion PCs.

Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and ...

Support for Windows 10 may have ended last year, but despite the potential security risks, a vast number of consumers haven't upgraded to Windows 11. Now, Microsoft is making it difficult to stick to ...