d3dx9-43.dll : Free Download

Download and install d3dx9-43.dll to fix missing or corrupted dll errors.

About d3dx9-43.dll

The file "d3dx9_43.dll" is a Dynamic Link Library (DLL) developed by Microsoft Corporation, specifically for the Microsoft® DirectX for Windows® suite. This particular DLL is part of the DirectX 9 software and is one of the many "Direct3D 9 Extensions" files. DirectX is a collection of APIs (Application Programming Interfaces) used primarily for handling tasks related to multimedia, particularly game programming and video, on Microsoft platforms. "d3dx9_43.dll" is integral to running applications that are developed using DirectX 9, especially those that involve complex graphics rendering.
The "d3dx9" part of the file name indicates that it's related to Direct3D (a component of DirectX that deals with 3D graphics rendering), and the "43" signifies its version. This DLL is commonly required in many PC games and advanced graphical applications that utilize DirectX 9. If "d3dx9_43.dll" is missing or corrupted, users might encounter errors when trying to run these applications, often being alerted that the file is missing and the program cannot start. Resolving issues related to "d3dx9_43.dll" typically involves reinstalling the DirectX 9 runtime components, which can be downloaded from the Microsoft website.
Download d3dx9-43.dll
Article updated: Nov 28th, 2023 (DLLme + AI)
DLL research and information is supported by Artificial Intelligence and should be used as a helpful tool. However, it is important to keep in mind that this information may not be up-to-date or entirely accurate.

About d3dx9-43.dll errors

When an application requires d3dx9-43.dll, Windows will check the application and system folders for this .dll file. If the file is missing you may receive an error and the application may not function properly.

Windows .DLL Error Examples
This application has failed to start because d3dx9-43.dll was not found. Re-installing the application may fix this problem.
d3dx9-43.dll Not Found.

Possible fixes for d3dx9-43.dll errors

To fix .dll errors, you can try a few basic steps. While some errors might need more detailed fixes, these initial steps often solve common problems.

  • Re-Install the application that requires d3dx9-43.dll.
  • Update the application to the latest version.
  • Install all Windows updates and any available driver updates.
  • Manually download and install d3dx9-43.dll.
You may already have this .dll file even though you are getting .dll errors. That's because the .dll file may have been moved or renamed by another application. Check to see if you already have d3dx9-43.dll on your computer. For more information see how to search your PC for .dll files.

How to register d3dx9-43.dll

In some cases, you may need to register the .dll file. To register the .dll file, open Command Prompt as an administrator, enter the installation folder, and run the "regsvr32" command. You'll receive a confirmation if the .dll file is successfully registered.
C:\User\Username>cd c:\windows\system32
C:\Windows\System32>regsvr32 d3dx9-43.dll

Download d3dx9-43.dll

Select the .dll version to download. In most cases, this would be the latest version (32/64-bit) from the appropriate company.

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by Microsoft Corporation
for Microsoft® DirectX for Windows®
Direct3D 9 Extensions
Product Version
1033 (U.S. English)

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