How to Fix d3d11on12.dll Missing Error – Step by Step

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How to Fix d3d11on12.dll Missing Error (Solved)

How to Fix d3d11on12.dll Missing Error (Solved)

What is d3d11on12.dll?

The d3d11on12.dll file short for Direct3D 11 to 12 On 10 is a Dynamic Link Library (DLL) file in Microsoft Windows operating systems. It acts as an interface between the application and the API (Application Programming Interface) assisting in rendering graphics in video games and various applications that use DirectX 11. This library enables hardware acceleration for these tasks.

Why is d3d11on12.dll missing?

The d3d11on12.dll file can go missing due to several reasons including malware infections that may corrupt or delete system files accidental deletion during the cleaning of the system or an unsuccessful Windows update process.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

Reinstalling the Visual C++ Redistributable package can help resolve issues with missing d3d11on12.dll. Follow these steps:

  1. Visit the official Microsoft Download Center at https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-downloads.
  2. Download the appropriate Visual C++ Redistributable package for your system architecture (x64 or x86).
  3. Run the downloaded installer and follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

Running the System File Checker (SFC) can help restore missing or corrupted system files including d3d11on12.dll. Use these steps:

  1. Press Windows key + X and select Command Prompt (Admin) from the menu.
  2. Type `sfc /scannow` and press Enter.
  3. Wait for the scan to complete. Follow any on-screen instructions provided during the process.

Method 3: Update System Drivers

Updating your system drivers may also help resolve issues with d3d11on12.dll. Here’s how:

  1. Press Windows key + X and select Device Manager from the menu.
  2. Find and expand the category containing the driver you want to update (e.g. Display adapters).
  3. Right-click on the device and select Update driver.
  4. Choose Search automatically for updated driver software and follow the on-screen instructions to complete the update process.

Conclusion

When faced with a missing d3d11on12.dll error try the methods outlined above to resolve the issue. It is essential to keep your system updated and regularly scan for malware to prevent such errors from occurring in the first place.

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