Antivirus software protects your computer by scanning every file you download for viruses and other malware. Most of the time, you’ll want to leave your antivirus program running as-is. If it’s ...

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

I tested five antivirus programs on one PC in 2026. Norton 360 is the fastest, Bitdefender the lightest, and Avast the best ...

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 ...

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Your device's built-in antivirus software might not be enough because cyber threats continue to evolve. While a tool like Apple's XProtect offers basic protection, it often lacks essential features ...