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.

Microsoft is weighing in on whether you should install third-party antivirus software on a PC, telling users the built-in Defender should be enough. Microsoft quietly took an official stand in a ...

Windows Security does a good job against everyday threats, but if you want stronger defense and extra features, you could consider a third-party antivirus. As an Amazon Associate, we earn from ...

Earlier this year, Microsoft quietly deleted a post that argued Windows 11's built-in Microsoft Defender Antivirus was good enough for most people. But independent evidence says they were right. Last ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, and devices. Windows 11 comes with plenty of built-in security tools, but ...