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.

All Windows PCs have antivirus thanks to Windows Security, but no antivirus program is perfect. If you just have Windows Security, you should run a scan with another antivirus program to get a ...

Because it shields your online identity at an affordable price, Malwarebytes is hands-down the best antivirus program for Windows machines in 2025. Below is a brief table comparing it to the rest ...