Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.

Additional updates to the story are below, including the version of security intelligence updates required to fix Win32/Hive.ZY false positive. A bad Microsoft Defender signature update mistakenly ...

Defender will continue to provide security even for unsupported Windows 10 PCs. But Microsoft still wants you to move to Windows 11.

To disable Microsoft Defender on Windows 11, go to Settings > Privacy & Security > Windows Security > Virus & Threat Protection, click Manage Settings, and toggle off ...

A Dec. 12 posting to Microsoft’s security update guide has confirmed that a Windows Defender vulnerability, rated as critical according to Microsoft itself, could have enabled an attacker who ...

Microsoft plans to remove Defender Application Guard from Office by December 2027, starting with the February 2026 release of ...

Microsoft to retire Defender Application Guard from Office by 2027, replacing it with Protected View for a unified, lighter ...

Windows 10 ends non-security support today; however, ESU (Extended Security Updates) continues to provide security updates for enrolled users. Microsoft Defender will maintain detection and protection ...

This guide is intended to aid users in troubleshooting the Microsoft Defender app on iOS, Android, or Windows devices and solve app problems, errors, connection issues, installation problems, and ...

MONFORT HEIGHTS, OHIO — Have a computer with Microsoft Windows on it? Then you need to watch for an email that's targeting many people saying it's time to renew your account. David Anderson was ...