Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, ...
Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ransomware protection, VPN limits, ...
Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too.
Do you still need third-party antivirus on your Windows PC?
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