

From the taskbar, press the search icon to enter a search for Edit group policy, then click the result to run the Group Policy editor.Use the x in the top right to close the window. In the Tamper Protection section, a message will display stating that your device may be vulnerable.Choose Yes to confirm the Do you want to allow this app to make changes to your device? prompt.Scroll down to the Tamper Protection option, and toggle the slider to Off.Under Virus & threat protection settings, click on Manage settings.Choose Privacy & security, Windows Security, then Virus & threat protection.

However, they likely won't work, or you may end up spending a lot of time and breaking your installation due to the many system modifications they require. However, some situations might still be where disabling the security feature could make sense.Īlso, you may find different workarounds across the internet. While there are still a couple of methods to disable the default antivirus on Windows 11, using a computer without anti-malware protection is not a good idea. Once you complete the steps, the Windows 11 antivirus will remain disabled, but it'll periodically turn itself on to perform a scan for malware.

To disable Microsoft Defender Antivirus by installing a third-party security software, use these steps: How to disable Microsoft Defender Antivirus from third-party appĪlthough you can't uninstall the Microsoft Defender Antivirus to install another solution, you don't need to disable it either because it'll turn off automatically when the system detects the installation of another antivirus. This option is not a permanent solution, but it's the best option to disable the antivirus to install programs and make system changes that otherwise will cause conflicts. You can always use the same instructions outlined above to re-enable the antivirus, but on step 5, turn on the Real-time protection toggle switch. Once you complete the steps, the real-time antivirus protection will temporarily be disabled on the computer to install other apps or make system changes without conflicts.
