How to Fix ApplicationControlCSP.dll Missing Error (Solved)

What is ApplicationControlCSP.dll?

ApplicationControlCSP.dll, short for Application Control CSP Dynamic Link Library file, is a critical component in the Windows operating system. This file is responsible for managing and controlling various applications installed on your system, ensuring their proper functioning and security. The DLL extension stands for Dynamic Link Library, which is a collection of reusable code that can be shared by multiple programs.

Why is ApplicationControlCSP.dll missing?

There are several reasons why the ApplicationControlCSP.dll file might be missing from your system: malware, accidental deletion, or corrupt installation. Malicious software can often delete important system files like this one to disrupt the normal functioning of your Windows operating system. Accidental deletion can occur when users mistakenly remove files during system maintenance tasks.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The ApplicationControlCSP.dll file may be a part of the Microsoft Visual C++ Redistributable package. To resolve the missing dll issue, reinstalling these packages might help:

1. Visit the official Microsoft website (Link).
2. Download and run the Visual C++ Redistributable package suitable for your Windows version.
3. Follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

System File Checker (SFC) is a built-in Windows tool that can help repair missing or corrupted system files. To use the SFC utility, follow these steps:

1. Open Command Prompt as an administrator by typing “cmd” in the Start menu search bar, right-clicking on the Command Prompt result, and selecting “Run as administrator.”
2. In the Command Prompt window, type the following command: `sfc /scannow`.
3. Press Enter to execute the command. The SFC utility will scan your system for missing or corrupt files and attempt to repair them automatically.

Method 3: Update System Drivers

Outdated device drivers may also cause issues with the ApplicationControlCSP.dll file. To update your system drivers, follow these steps:

1. Press Windows key + X and select “Device Manager” from the list.
2. Find the device you want to update by expanding its category in the Device Manager.
3. Right-click on the device, select “Update driver,” and then choose “Search automatically for updated driver software.”
4. Follow the on-screen instructions to complete the update process.

Conclusion

The ApplicationControlCSP.dll missing error in Windows can be resolved using various methods, including reinstalling Visual C++ Redistributable packages, running the SFC /scannow command, and updating system drivers. By addressing this issue, you ensure the smooth functioning of your applications and maintain the security of your system.