Windows Defender is a capable antivirus solution built into Windows itself. Unless you’ve installed a different antivirus program on your Windows 11 or Windows 10 PC, your PC is using it right now.

Discover hidden Windows folders and buried settings that make your PC faster.

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

Microsoft is now using a Windows driver to prevent users from changing the configured Windows 10 and Windows 11 default browser through software or by manually modifying the Registry. Windows users ...

Once upon a time, Windows was notorious for its poor security, with frequent reports of major attacks by viruses and hackers. With the release of Windows 7, Microsoft started to get its security act ...

Anyone who's set up a new Windows PC knows you spend a good chunk of that process removing or disabling the things that make the operating system a pain. If it's not finding ways to make Windows 11 ...

Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why.

In October 2025, Microsoft officially ended support for Windows 10. This means your computer will stop receiving software updates, security fixes, and even technical support moving forward. To make ...