How to Fix AppxApplicabilityEngine.dll Missing Error (Solved)

What is AppxApplicabilityEngine.dll?

AppxApplicabilityEngine.dll is a Dynamic Link Library (DLL) file in the Windows operating system. This file belongs to the Windows AppX system, which manages applications and updates within the operating system. The AppxApplicabilityEngine.dll file plays a crucial role in determining the application compatibility with your system before installing or updating applications.

Why is AppxApplicabilityEngine.dll missing?

The AppxApplicabilityEngine.dll missing error can occur due to various reasons, including:

• Malware infection: Malicious software may corrupt or delete system files such as AppxApplicabilityEngine.dll.
• Accidental deletion: Users might inadvertently remove the DLL file during the cleanup process or while uninstalling an application.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The AppxApplicabilityEngine.dll file is associated with Microsoft Visual C++ Redistributable packages. To resolve the issue, try reinstalling these packages:

1. Download the appropriate Visual C++ Redistributable package for your system from Microsoft’s official website: https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-downloads
2. Run the downloaded installer and follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

The System File Checker (SFC) tool can help you repair corrupted system files, including AppxApplicabilityEngine.dll:

1. Press Windows key + X and select “Command Prompt (Admin)” or “Windows PowerShell (Admin)” from the menu.
2. Type the following command and press Enter:



`sfc /scannow`



Wait for the process to complete, as this may take several minutes.

Method 3: Update System Drivers

Outdated drivers can cause compatibility issues with system files like AppxApplicabilityEngine.dll. To update your system drivers:

1. Press Windows key + X and select “Device Manager” from the menu.
2. Expand the categories to view installed devices, then right-click on a device and choose “Update driver.”
3. Select “Search automatically for updated driver software” and follow the on-screen instructions.

Repeat these steps for all devices in your system.

Conclusion:

By following the methods outlined above, you can effectively resolve the AppxApplicabilityEngine.dll missing error on your Windows system. Always ensure that you have a reliable antivirus program installed and updated to protect your system from malicious software.