If Windows Defender is missing and is gone or has disappeared in Windows 11/10, here are some suggestions that are sure to help you resolve the issue.

In this guide, we'll show you the steps to get started controlling the Microsoft Defender Antivirus with Command Prompt on Windows 11.

On Windows 11, the firewall, also known as Microsoft Defender Firewall, is a built-in security feature designed to protect your computer from unauthorized access over the internet or network.

How to open Windows Firewall in Windows 11/10 The Windows Defender Firewall can be configured to allow or block programs on a computer from accessing network or Internet resources.

Not quite sure what Defender is doing. I never used Win8, so this is new stuff. I have it configured for Real Time Protection and all that. If I open Windows Defender, I get a little castle wall ...