How to use Microsoft Defender, the antivirus security program on Windows 10

Formerly known as Windows Defender, Microsoft Defender is an antivirus protection program that's included with Windows 10.
Neowin

Microsoft cautions new Windows 11 / 10 ISO installs must have this Defender update0 0

This past week Microsoft released the Patch Tuesday updates for August 2025 on Windows 10 (KB5063709 / KB5063877 / KB5063871 / KB5063889) and for Windows 11 (KB5063878, KB5063875). Aside from that, ...
Windows Central

How to manage Microsoft Defender Antivirus from Command Prompt on Windows 11

You can control the Windows 11 default antivirus from Command Prompt, and here's how. When you purchase through links on our site, we may earn an affiliate commission ...