Scan and clean your PC with the Windows Malicious Software Removal Tool. Learn how to run it, check results, and remove active malware fast.

In this post, we will show you how to find the Windows Defender Antivirus signature version in Windows 11. Microsoft Defender is Windows’ built-in antivirus that helps protect your PC from viruses, ...

For most people using a supported and fully updated Windows 11 computer, yes: Microsoft Defender Antivirus and the other protections inside Windows Security are sufficient as the primary antivirus.