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.

Best Antivirus Best Antivirus for Windows 11: Fast, Lightweight & Secure Windows 11 users face growing cyber threats, from ransomware and phishing to occasional zero-day exploits. Choosing the right ...

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.