How to Fix appinfoext.dll Missing Error – Step by Step

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How to Fix appinfoext.dll Missing Error (Solved)

How to Fix appinfoext.dll Missing Error (Solved)

What is appinfoext.dll?

appinfoext.dll is a Dynamic Link Library (DLL) file that is used by Windows applications to access various functions and resources. It plays an essential role in the smooth operation of these applications, providing necessary support for their functionalities.

Why is appinfoext.dll missing?

The appinfoext.dll file can go missing due to several reasons, including:

  • Malware Infection: Malicious software may corrupt or delete the DLL file, causing it to become missing.
  • Accidental Deletion: The file might have been accidentally deleted during a system cleanup or by using a third-party tool that removes unnecessary files.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The appinfoext.dll file is associated with Microsoft Visual C++ Redistributable packages. You can try reinstalling the relevant package to resolve the issue:

  1. Visit the official Microsoft Visual C++ Redistributable download page.
  2. Download and install the appropriate package for your system (x86 or x64).

Method 2: Run SFC /scannow command

The System File Checker (SFC) can help you repair corrupted files, including the appinfoext.dll file:

  1. Press Windows key + X and select Command Prompt (Admin) or PowerShell (Admin).
  2. Type the command sfc /scannow and press Enter.
  3. Wait for the scan to complete. Follow on-screen instructions if prompted.

Method 3: Update System Drivers

Outdated drivers can cause compatibility issues, leading to missing DLL files. Updating system drivers might help:

  1. Press Windows key + X and select Device Manager.
  2. In the Device Manager, find and expand the affected device category (e.g., Display Adapters).
  3. Right-click on the device and choose Update driver.
  4. Select Search automatically for drivers.

Conclusion

By following these step-by-step methods, you should be able to resolve the appinfoext.dll missing error in Windows. If the issue persists, it may be necessary to consult a professional for further assistance.

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