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

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How to Fix wuaueng.dll Missing Error (Solved)

How to Fix wuaueng.dll Missing Error (Solved)

What is wuaueng.dll?

wuaueng.dll stands for Windows Update AU Engine Dynamic Link Library file, which is an essential component of the Windows Update service in Microsoft Windows operating systems. This DLL file helps manage updates and downloads for the system.

Why is wuaueng.dll missing?

The wuaueng.dll error can occur due to several reasons, including malware infections that may delete system files or accidental deletion during clean-up operations. Other possible causes are corrupted system files and incompatible software.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

  1. Download the latest version of Visual C++ Redistributable from Microsoft’s official website.
  2. Run the installer and follow the on-screen instructions to complete the installation process.
  3. Restart your computer for the changes to take effect.

Method 2: Run SFC /scannow command

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



    3. `SFC /scannow`

  3. Wait for the scanning process to complete. If any corrupted files are found, they will be automatically repaired.

Method 3: Update System Drivers

You can use Device Manager or third-party software like Driver Easy to update your system drivers. After updating the drivers, reboot your computer and check if the wuaueng.dll error is resolved.

Conclusion

The wuaueng.dll missing error can cause various issues with Windows Update services. By following the provided methods, you should be able to fix this issue and restore proper functioning of your system updates.

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