Toggle the Real-time protection switch off. You may receive a User Account Control (UAC) prompt asking if you want to allow the change to occur. Select Yes. When you're ready to turn system protection ...

All Windows PCs come with a built-in security feature called Windows Defender Application Control (WDAC), which helps prevent unauthorized software from running by allowing only trusted applications.

With Windows 10 no longer receiving support, it has become an easy target for hackers. That doesn't mean you have to upgrade immediately—here's how to protect yourself from attacks.

Microsoft Defender is an essential part of Windows 11 that helps keep your computer safe from all kinds of threats. It's a firewall and antivirus, and contrary to what used to be said a few years ago, ...

The firewall is one of the most important security features in a computer environment. In the classic sense, a firewall is set up on an appliance, such as a computer that fulfills just a single, ...

Q: Are Windows Defender warnings that pop up with a phone number legit? A: Microsoft’s built-in security tool has improved over the years, and it still blocks plenty of everyday threats. But the ...

Windows 10 wasn’t perfect; these examples of what it did right are cherry-picked. But part of the operating system’s ...