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    Senior Program Developer
 

Summary
Windows 10 has built-in safety software - Windows Defender. However, it is annoying sometimes. As a result, parts of users want to find a way to permanently remove this software. Here we will provide method of how to remove or disable Windows Defender permanently.



If users do not install anti-virus software from third party, Windows 10 will activate its built-in anti-virus software – Windows Defender. Although Windows defender is released by Windows, its ability of virus detection is not so outstanding.
Besides, its operation settings and usage sometimes does not match users’ habit. Some operations may even annoy the users. Such as the Real-time Protection in Windows Defender will lead to the not responding of some large game or Windows Explorer. It may take a long time to regain access to the program. And if you install other third-party anti-virus software, Defender may not compatible with it or waste system resource.
windows explorer does not response
As a result, you may want to permanently disable or uninstall Windows defender. However, it is not so easy to make it. It will be activated once you close its control panel, restart or update Windows 10. Methods which claims can permanently disable Windows Defender you found on the Internet are useless? Try method here to permanently disable or uninstall Windows Defender in Windows 10.
If you just want to temporarily disable Windows Defender, please click How to Turn Off Windows Defender in Windows 10 for detailed steps. If you want to remove Windows Defender permanently, please go through the steps below.

How to Uninstall or Remove Windows Defender Permanently?

Attention: This operation is not reversible. If you go through these operation, all software and services related to Windows Defender will not be recoverable or activated again.

Step 1: Download the script to remove Windows Defender permanently. 

Click to Download: Windows Defender Remove Script

Step 2: Decompress the files and right click “Uninstall.cmd” and select “Run as administrator” in the menu.

Content of the script: This script makes use of the install_wim_tweak.exe to run API in the system to remove Windows Defender. This script must be run as administrator.

@echo off

cd /d “%~dp0″

echo Uninstalling …

CLS

install_wim_tweak.exe /o /l

install_wim_tweak.exe /o /c “Windows-Defender” /r

install_wim_tweak.exe /h /o /l

echo It should be uninstalled. Please reboot Windows 10.

pause

Step 3: Restart computer after finish. And you can not find Windows Defender in the menu any more.

windows-defender-after-delete
If you want to provide a better protection to sensitive data of yourself or company, Renee File Protector and Renee USB Block are extremely recommended. They can help you hide files, password protect files/folders in external memory devices, lock folders in local disk, disable USB ports, block websites, etc.