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 ...

Reinstalling Windows is disruptive. Run these built-in Command Prompt repairs in the right order to fix disk, system files, ...

Announcing Microsoft Defender Experts Suite, a integrated set of expert-led services that helps security teams keep pace with ...

Scammers are using fake Windows Defender pop-ups with real looking phone numbers to trick users. These fraudulent warnings are not from Microsoft and aim to gain remote access to your computer. A ...

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 ...

If your Windows PC is running slowly, crashing frequently, or showing unexpected errors, performing a clean reinstall can often restore its performance and stability. Many users, however, hesitate to ...

Microsoft Defender will continue to work in Windows 10. Defender will receive regular security updates until October 2028. Microsoft still recommends Windows 11 for new security patches. You probably ...

Windows 11 quietly added a repair tool in 2024 that lets users fix deep system corruption while keeping apps, files, and settings intact. Found under Recovery settings, the feature reinstalls Windows ...

Most modern Windows PCs rely on Microsoft Defender as their first line of defense against malware. Over the years, it has evolved into a capable and often underrated antivirus that blocks a wide range ...

If you’ve been using Windows for a long time, you’ve probably been told to periodically reinstall the operating system to keep it fresh. I remember I used to reinstall Windows XP every few months back ...

A new tool called 'Defendnot' can disable Microsoft Defender on Windows devices by registering a fake antivirus product, even when no real AV is installed. The trick utilizes an undocumented Windows ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. There are a number of antivirus, anti-malware, and internet ...