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.

Use left and right arrow keys to seek audio. For years, installing a third-party antivirus on a Windows PC felt non-negotiable. Today, however, the landscape has changed. Microsoft has improved its ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, ...

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

Best Antivirus Best Free Antivirus for Windows 10 in 2026: Top Free Protection Options Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing ...

Microsoft account security is essential for protecting data across Outlook, Xbox, and Windows devices. Unprotected accounts are prime targets for phishing, ransomware, and unauthorized access, making ...