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.

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

Question: What does Trend Micro’s Internet Security do over Windows Defender? Answer: Cyber threats today aren’t just about viruses as phishing scams, ransomware attacks, and identity theft are all ...

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 ...

Q: What does Trend Micro’s Internet Security do over Windows Defender? A: Cyber threats today aren’t just about viruses. Phishing scams, ransomware attacks and identity theft are all evolving, making ...

Keeping your Windows 11 PC safe equires robust antivirus protection. Viruses, ransomware, and phishing attacks are more sophisticated than ever, so choosing the right security software is critical.