Easy solution to fix the error that D3DCOMPILER_43.dll is missing

I. What is D3DCOMPILER_43.dll, and what is the reason for the loss of this file?

The D3DCOMPILER_43.dll file is a crucial dynamic link library (DLL) tied to DirectX. It contains essential instructions needed for running various functions in games and graphics applications.

Usually, the reasons why D3DCOMPILER_43.dll is missing/not found may come from the following reasons:

●D3DCOMPILER_43.dll file was accidentally deleted.

●The DirectX file is damaged.

●Have been attacked by virus or malware.

Next, let’s learn how to fix the issue “D3DCOMPILER_43.dll is missing”.

II. How to fix D3DCOMPILER_43.dll missing error?

1. Run the SFC and DISM tools

SFC (System File Checker) scans and repairs protected system files, whereas DISM (Deployment Image Service and Management) manages Windows and Windows PE images, handling the installation, removal, configuration, and updates of features and packages.

Step 1: Search (cmd) in the search box in the lower left corner, right-click (Command Prompt) and select the (Run as Administrator) option.

Step 2: Open the command prompt, type SFC /scannow, and press Enter. System File Checker will scan and repair corrupt system files. If issues persist, proceed to the next step.

Step 3: Open Command Prompt, type Dism /Online /Cleanup-Image /RestoreHealth, and press Enter to repair damaged system files. Once executed, restart your computer to check if the issue is resolved.

2. Install the latest version of Microsoft DirectX

To fix the missing D3DCOMPILER_43.dll issue, update Microsoft DirectX to the latest version to restore the file and resolve errors.

Step 1: Open the official download page of DirectX in your browser.

Step 2: Select your language, then click the (Download) button to get the DirectX installation file.

Step 3: Double-click the dxwebsetup.exe file, and follow the prompts to complete the next installation steps. After that, restart the computer and check whether the current problem is resolved.

3. Uninstall the app and install the latest version

When you encounter the problem that D3DCOMPILER_43.dll is missing while running an application, you can try to uninstall the program and reinstall a new version to solve the current problem. The specific steps are as follows:

Step 1: Run the computer, press (Windows+R) keys at the same time to open the run window. Next, enter (appwiz.cpl) in the box and click the (OK) button.

Step 2: In the program list, select the malfunctioning software and click Uninstall to remove it. Once removed, re-download the application from the official source and reinstall it to check if the issue has been resolved.

If the problem you are currently encountering is caused by the accidental deletion of the D3DCOMPILER_43.dll file, or you find that other files are missing, you can also read the third part to restore the missing file. Let’s continue to study.

III. When important files are accidentally deleted, use Renee Undeleter

1. What is Renee Undeleter?

Renee Undeleter is specialized software for restoring data files. It features four key functions: file recovery, format recovery, partition recovery, and image creation. The tool is user-friendly and offers a chance to recover files that have been accidentally deleted, lost after emptying the recycle bin, or lost due to disk or memory formatting, provided the data hasn’t been overwritten.

2. How to recover accidentally deleted files with Renee Undeleter?

Step 1: Download, install, and run Renee Undeleter. Select the (Fast Partition Scan) option in the main interface.

Step 2: Next, select the partition where the lost data is located and click on (Next).

Step 3: Select the (Fast Scan) option and click the (Next) button to scan.

It should be noted that “Fast Scan” only scans the first 30GB of the remaining space of the selected disk. If the desired file is not found after scanning, you can use “Deep Scan” to try to scan the hard disk partition again, but it will take more time, please wait patiently.

Step 4: Wait for the scan to complete. You can double-click the file to preview, check the desired files, and click the (Recover) button to restore the files to another disk.

Note: Enter DLL or other file formats in the ‘File Filter’ text box, then press Enter or click ‘Search’ to quickly locate lost files.