Microsoft’s Windows 10 Defender provides real-time virus and malware protection to keep your device safe. Here are some simple steps to Disable Windows Defender using Windows Security. So, you need to try these steps.
1. First, open start button > Windows Security
2. Click to Virus and Threat Protection
3. Under Virus & Threat Protection Settings, click to Manage Settings on the computer
4. Real-Time Protection is the option you are looking for, toggle that off
To re-enable it, repeat steps 1 - 4 again but toggle it on at the end.
For more further details, visit here: https://getassist.net/disable-uninst...dows-defender/