Windows Central published a tutorial about permanently disable Microsoft Defender Antivirus on Windows 10.

Permanently disable Microsoft Defender Antivirus on Windows 10

Windows 10 doesn't include an option to uninstall the Windows Defender Antivirus, but you can still permanently disable the security feature, and in this guide, we show you the steps on how to perform this task in two different ways.

Permanently disable Microsoft Defender Antivirus on Windows 10