D3dcompiler_43.dll is missing? Here’s how to fix it

Matthew Adams
by Matthew Adams
Windows & Software Expert
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d3dcompiler_43 dll missing

The d3dcompiler_43.dll is a Dynamic Link Libraries file utilized by DirectX. As such, this is a fairly essential file for games and graphics applications.

Missing DLL errors occur when the OS can’t find a required DLL file for a program, or if the DLL is corrupted in some way. If a d3dcompiler_43.dll file is missing, you might get an error message stating, “d3dcompiler_43.dll is missing from your computer.”

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The missing d3dcompiler_43.dll error will most likely occur when you run games or graphic software in various Windows platforms. Software packages that return a missing d3dcompiler_43.dll error message aren’t going to run for you.

However, there are various potential fixes for the “d3dcompiler_43.dll is missing” error; and these are some resolutions that can resolve the issue.

How to fix d3dcompiler_43.dll errors on Windows 10

  1. Run a System File Checker Scan
  2. Update Microsoft DirectX
  3. Reinstall a Program
  4. Roll Back Windows to a Restore Point
  5. Recover the Missing D3dcompiler_43.dll File
  6. Download a New D3dcompiler_43.dll File From DLL-files.com
  7. Fix Missing DLLs With DLL Fixer Software

Solution 1 – Run a System File Checker Scan

The System File Checker, or SFC, is Windows’ built-in tool for repairing corrupted or missing system files. An SFC scan can fix a various DLL errors. Follow the guidelines below to run an SFC scan.

  1. Windows 10 and 8 users can open the Command Prompt from the Win + X menu by pressing the Win key + X hotkey.
  2. Select Command Prompt (Admin) on the Win + X menu.
  3. Before you initiate an SFC scan, input ‘DISM.exe /Online /Cleanup-image /Restorehealth‘ in the Command Prompt and press Enter.
  4. Then input ‘sfc /scannow‘ in the Command Prompt, and press the Return key to initiate the scan.
    cmd sfc scan d3dcompiler_43 dll missing

When the SFC has completed the scanning, the Command Prompt will tell you if Windows Resource Protection repaired files. If the WRP does repair something, restart your desktop or laptop.

Solution 2 – Update Microsoft DirectX

As the d3dcompiler_43.dll is a part of Microsoft DirectX, updating DirectX is a probable fix for the “d3dcompiler_43.dll is missing” error. The DirectX End-User Runtime Web Installer can update outdated DirectX versions and restore missing DX files if required. This is how you can update DirectX with that installer.

  1. First, press the Download button on this website page.
  2. That will open a page with some optional software downloads. You can uncheck those check boxes if you don’t need the extra software.
    download page d3dcompiler_43 dll missing
  3. Press the DirectX End-User Run Web Installer button to save the installer to Windows.
  4. Open the DirectX installer’s window shown directly below.
    directX setup d3dcompiler_43 dll not found
  5. Click the I accept the agreement radio button, and press the Next button.
  6. Uncheck the Install the Bing Bar check box if you don’t need that browser toolbar.
  7. Press the Next button to update DirectX components.
    directX install finish d3dcompiler_43 dll missing

Once you update DirectX, check if the problem is still there.

Solution 3 – Reinstall a Program

If one specific program or game returns the “d3dcompiler_43.dll is missing” error message, reinstalling that software might resolve the issue. This will replace the program’s files, including the DLLs, and registry entries. You’ll also lose saved game files when reinstalling games, so consider backing game saves up before uninstalling software. Then reinstall the software as follows.

  1. Press the Win key + R keyboard shortcut to open Run.
  2. Enter ‘appwiz.cpl‘ in Run, and press the OK button. That will open the Control Panel tab shown directly below.
    uninstall application d3dcompiler_43 dll not found
  3. Select the software to uninstall.
  4. Some software might have a Repair option. If so, click Repair first to fix the program installation.
    repair application d3dcompiler_43 dll missing
  5. If there isn’t a Repair option, press the Uninstall button.
  6. Press the Yes button on the dialog box to provide further confirmation.
    uninstall confirm d3dcompiler_43 dll
  7. Restart Windows to ensure the software is completely removed.
  8. Install the software again with its setup wizard. Make sure that you install the most update software version.

Removing applications by using previous method might not be effective since you can leave certain files and registry entries behind. These files can cause future problems to appear, and in order to fix them, you need to completely remove the selected application.

There are several ways to do that, but the most effective one is to use uninstaller software such as IOBit Uninstaller. By using uninstaller software, you can remove any application from your PC along with all of its files.

As a result, you’ll ensure that the application is completely removed and prevent any future problems.

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Solution 4 – Roll Back Windows to a Restore Point

You can roll back Windows to an earlier date with the System Restore tool. System Restore can also restore or repair a deleted or corrupted d3dcompiler_43.dll file so long as you roll Windows back to a date when none of your software returned any missing d3dcompiler_43.dll errors. However, System Restore probably won’t fix the issue if you select a very recent restore point. This is how you can utilize System Restore in Windows.

  1. Enter ‘restrui’ in Run’s text box and click OK to open the window directly below.
  2. Click Next to open the list of system restore points.
    system restore main window d3dcompiler_43 dll missing
  3. Select a restore point that will roll the OS back to a date when there was no missing d3dcompiler_43.dll error on your Windows platform.
    select restore point d3dcompiler_43 dll not found
  4. You can also press the Scan for affected programs button to see what software you’ve installed after a selected restore point. Software, updates and drivers added after the selected restore point will get deleted.
    system restore result d3dcompiler_43 dll missing
  5. Click Next and Finish to confirm the selected restore point and roll back Windows.

Solution 5 – Recover the Missing D3dcompiler_43.dll File

If the d3dcompiler_43 DLL has been deleted, you could feasibly recover that file by checking if it’s in the Recycle Bin. Open the Recycle Bin, and enter ‘D3DCompiler_43.dll’ in its search box. Then right-click the d3dcompiler_43.dll and select the Restore option.

If you can’t recover a deleted d3dcompiler_43.dll in the Recycle Bin, you might have more luck with third-party file recovery software. There are plenty of file recovery utilities that could feasibly recover a deleted DLL for you, such as Recuva, EaseUS Data Recovery, Pandora File Recovery and MiniTool Partition Recovery. This software guide tells you about some of the best file recovery tools for Windows.

Solution 6 – Download a New D3dcompiler_43.dll File From DLL-files.com

There are lots of websites from which you can download a new d3dcompiler_43 DLL file to replace a missing one. Not all of those sites might be reputable sources, but DLL-files.com is one of the better websites to obtain a replacement DLL from when required. You can save a new DLL file to Windows from that site as follows.

  1. Open this page on DLL-files.com.
  2. Click Download beside the 64 or 32-bit d3dcompiler_43.dll file version. Download the 32-bit file if you have a 32-bit Windows platform.
  3. The file saves as a ZIP that you can extract by opening the ZIP in File Explorer and pressing the Extract all option. Select a path for the extracted file, and press the Extract button.
    extraction directory d3dcompiler_43 dll missing
  4. Then you’ll need to move the d3dcompiler_43.dll to the C: > Windows > System32 folder in File Explorer. You can move files in File Explorer by dragging and dropping them into alternative folders.
    system32 directory d3dcompiler_43 dll missing
  5. Restart the Windows OS.
  6. You might also need to register the new DLL. To do that, open the Command Prompt by pressing the Win key + X hotkey and selecting Command Prompt (Admin).
  7. Enter ‘regsvr32 d3dcompiler_43.dll‘ in the Prompt, and press the Return key.

Solution 7 – Fix Missing DLLs With DLL Fixer Software

There are numerous DLL fixer utilities that fix missing DLL errors in Windows. DLL Suite is utility software that you can repair and replace a corrupted or deleted d3dcompiler_43.dll file with. In addition, the software will automatically re-register the new DLL file. You can try out a trial version DLL Suite by pressing the Free Trial button on this web page. The full version of the software is retailing at $9.99.

Those are several resolutions that might fix the missing d3dcompiler_43.dll error in most Windows platforms. In addition, malware and registry scans and updating your video card driver might also resolve this issue. Check out this article to fix other missing DLL errors after the Windows 10 Creators Update.

Editor’s Note: This post was originally published in November 2017 and has been since revamped and updated for freshness, accuracy, and comprehensiveness.

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