How to Disable Antimalware Service Executable Windows 11: A Step-by-Step Guide

Disabling the Antimalware Service Executable on Windows 11

Disabling the Antimalware Service Executable on Windows 11 involves adjusting settings in the Windows Security app and using the Registry Editor. Follow these steps to turn off this service and give your system a break from its constant scans.

Step-by-Step Tutorial on Disabling the Antimalware Service Executable on Windows 11

We’ll walk you through the process of disabling the Antimalware Service Executable on Windows 11. This service is part of Windows Defender, which can sometimes consume a lot of system resources.

Step 1: Open Windows Security

First, open the Windows Security app on your computer.

To do this, click on the Start menu, then type "Windows Security" in the search bar and select the Windows Security app from the results.

Step 2: Navigate to Virus & Threat Protection Settings

Once the Windows Security app is open, go to the "Virus & threat protection" section.

In this section, you’ll find various options related to your system’s antivirus settings.

Step 3: Manage Settings

Next, click on "Manage settings" under the Virus & threat protection settings.

This will open a new page where you can make changes to the antivirus settings, including real-time protection.

Step 4: Turn Off Real-Time Protection

Under "Real-time protection," toggle the switch to turn it off.

This will temporarily disable Windows Defender’s real-time scanning, which is part of the Antimalware Service Executable.

Step 5: Open the Registry Editor

Now, you need to open the Registry Editor to make more permanent changes.

Press Win + R to open the Run dialog, type "regedit" and press Enter. This will open the Registry Editor.

Step 6: Navigate to the Windows Defender Key

In the Registry Editor, navigate to the following path: HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindows Defender.

This is where you can find the settings related to Windows Defender.

Step 7: Create a New DWORD

Right-click in the right pane, select "New," then "DWORD (32-bit) Value," and name it "DisableAntiSpyware."

This new entry will allow you to disable Windows Defender.

Step 8: Set the Value to 1

Double-click the new "DisableAntiSpyware" entry and set its value to 1.

Setting this value disables Windows Defender permanently.

Step 9: Restart Your Computer

Finally, restart your computer to apply the changes.

After restarting, the Antimalware Service Executable should no longer be running.

After completing these steps, Windows Defender will be disabled, which means the Antimalware Service Executable will no longer consume system resources.

Tips on Disabling the Antimalware Service Executable on Windows 11

  • Disable it only if you have another antivirus software installed to protect your computer.
  • Regularly check for malware if you choose to disable Windows Defender.
  • Be cautious when editing the Registry; incorrect changes can harm your system.
  • Make a backup of your Registry before making any changes.
  • Re-enable Windows Defender if you encounter issues with other antivirus software.

Frequently Asked Questions

What is the Antimalware Service Executable?

It’s a process associated with Windows Defender that runs in the background to protect your computer from malware.

Will disabling it make my computer vulnerable?

Yes, unless you have another antivirus software running, disabling it could make your computer more susceptible to threats.

Can I re-enable it later?

Yes, you can re-enable it by reversing the changes in the Windows Security app and Registry Editor.

Is it safe to edit the Registry?

Editing the Registry can be risky if you don’t know what you’re doing. Always make a backup before making changes.

Are there alternatives to disabling it?

Yes, you can set Windows Defender to perform scans less frequently instead of disabling it entirely.


  1. Open Windows Security.
  2. Navigate to Virus & threat protection settings.
  3. Click on Manage settings.
  4. Turn off Real-time protection.
  5. Open the Registry Editor.
  6. Navigate to the Windows Defender key.
  7. Create a new DWORD.
  8. Name it "DisableAntiSpyware."
  9. Set the value to 1.
  10. Restart your computer.


Disabling the Antimalware Service Executable on Windows 11 can help improve your computer’s performance if Windows Defender is consuming too many resources. However, it’s essential to ensure you have another form of protection in place to keep your system secure. With these steps, you can take control of your system’s resources and optimize performance.

For those who need additional help, there are many online communities and support forums where you can ask questions and find further reading on managing Windows 11 settings. Make sure to stay informed and regularly update your security measures to protect your computer from potential threats.

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