Use a third-party antivirus protection program It scans files, remediates threats, and lists detected threats in security reports on the Windows Security app. When set to active mode, Microsoft Defender acts as the primary antivirus app on your device.

It also has a password generator, plus a password monitor that lets you know if any of your passwords have been compromised. Microsoft Defender offers tracking prevention to help you manage how websites track your data and to give you more control over your privacy settings when browsing the web. Microsoft Defender's features include automatically backing up files to OneDrive, expansive parental control settings, and the elimination of any need for passwords, which have been replaced by face recognition and fingerprint technology (known as Windows Hello). Unlike other antivirus programs like McAfee, Microsoft Defender is free and doesn't require any additional installation. Microsoft Defender Antivirus, formerly known as Windows Defender, is an antivirus protection program that's included with Windows 10.

Microsoft defender antivirus