Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.

Formerly known as Windows Defender, Microsoft Defender is an antivirus protection program that's included with Windows 10.

At times, you may not always be able to turn on or off Real-time protection in Windows Defender on Windows 11. There could be many reasons for this error, so we have consolidated some of the common ...

Microsoft representatives said Wednesday that the company will not turn on Windows Defender for unprotected PCs, contrary to what executives said earlier in the week. Holly Stewart, the senior program ...

When you launch Windows Security on Windows 11, you may see a message You’re using other antivirus providers. This prevents you from activating the Real-time protection of Windows Defender against ...

Microsoft is now force-installing the Microsoft Defender for Individuals application when installing or updating the Microsoft 365 apps. It was first unveiled for Windows 11 Insiders in March 2022 and ...

Defender will continue to provide security even for unsupported Windows 10 PCs. But Microsoft still wants you to move to Windows 11.

Tired of Defender slowing things down? Here’s how to fix Microsoft Defender high CPU usage issues while keeping your PC safe and responsive.