AV-TEST, which tests and ranks antivirus solutions, has conducted its first Windows 11-based security test. However, Defender, despite all of Microsoft's touting, has managed to come in last place.

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.

After a poor showing in the last AV-TEST results, Microsoft Defender has once again managed to fare much better. Curiously, this coincides with the test bed moving back to Windows 10 from 11.

Looking for the best antivirus for Windows 11? Check out our top picks to protect your device as well as your system and ...