Disable Windows Defender Permanently

Press WINDOWS KEY + R or right-click start and choose run
Type gpedit.msc  - Click [OK]
Select Computer Configuration
Click arrows
> Administrative Templates
> Windows Components
click Windows Defender
On the right hand side - double-click "Turn off Windows Defender"
Click (o) Enabled
Click [OK] button
reboot your computer

Check if Defender is disabled
Click start, settings, Update & security
Windows Defender
It should be all greyed out and unable to modify.


Defender is also disabled if you install third party antivirus software (better option).