How to disable smart app control

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Last updated: April 4, 2026

Quick Answer: Smart App Control is a security feature in Windows 11 that blocks untrusted apps. To disable it, you need to access Windows Security settings, navigate to App and browser control, and then turn off the 'Reputation-based protection' settings. This action will require administrator privileges.

Key Facts

What is Smart App Control?

Smart App Control is a security feature introduced in Windows 11 designed to enhance the protection of your device against potentially malicious applications. It works by using cloud-based intelligence and local device health attestation to identify and block untrusted or potentially unwanted applications from running on your system. This feature is particularly effective against modern malware and ransomware that might bypass traditional antivirus solutions.

How Does Smart App Control Work?

When you attempt to run an application, Smart App Control checks its reputation against a cloud-based service. If the application is recognized as safe and trustworthy, it is allowed to run. If it is identified as untrusted, potentially malicious, or unknown, Smart App Control will block its execution. This process is designed to be seamless for legitimate applications, allowing them to run without interruption, while actively preventing threats.

Why Might You Need to Disable Smart App Control?

While Smart App Control offers significant security benefits, there might be specific situations where you need to temporarily disable it. These situations can include:

It is important to note that disabling this feature reduces your device's security, and it is strongly recommended to re-enable it as soon as possible after completing the task that required its deactivation.

How to Disable Smart App Control in Windows 11

Disabling Smart App Control involves adjusting settings within the Windows Security application. You will need administrator privileges to make these changes.

Step-by-Step Guide:

  1. Open Windows Security: You can do this by searching for "Windows Security" in the Start menu and selecting the app. Alternatively, go to Settings > Privacy & security > Windows Security > Open Windows Security.
  2. Navigate to App and browser control: In the Windows Security window, click on "App and browser control" from the left-hand menu.
  3. Access Reputation-based protection: Under the "App and browser control" settings, find and click on "Reputation-based protection".
  4. Turn off settings: You will see several options related to reputation-based protection. To disable Smart App Control, you need to turn off the following settings:
    • Block apps and files: This is the primary setting that controls Smart App Control's blocking capabilities.
    • Potentially unwanted apps: This setting blocks applications that are often downloaded without your consent.
    • Smart App Control (if listed separately): In some versions or configurations, Smart App Control might be listed as a distinct option.
    You will likely be prompted to confirm these changes and may need to enter your administrator password or provide other authentication.

Important Considerations:

Alternative Approaches

If you only need to allow a specific application that is being blocked, you might be able to add an exclusion or exception rather than disabling the entire feature. This is generally a safer approach. Look for options within the "Reputation-based protection" settings or specific app settings within Windows Security that allow you to manage exceptions.

Conclusion

Smart App Control is a valuable security feature in Windows 11 that helps protect your device from malicious software. While there are legitimate reasons to temporarily disable it, such as installing older or custom software, it's essential to understand the security implications and re-enable it as soon as possible. Always ensure you are performing these actions with administrator privileges and consider if an exception for a specific application is a more suitable alternative.

Sources

  1. Smart App Control in Windows Security - Microsoft Supportfair-use
  2. Windows 11 Security Features - Microsoftfair-use

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