If Windows Update (or the DirectX legacy installer) can’t fix a “d3dx9_43. dll is missing” error, it points to a problem with your Windows installation directly. As DirectX is preinstalled with Windows, you’ll need to try and repair your system files to replace any missing or corrupted DirectX files, too.
To be more specific, the d3dx9_43.dll is contained in Microsoft DirectX DirectX Microsoft DirectX is a collection of application programming interfaces for handling tasks related to multimedia, especially game programming and video, on Microsoft platforms. Originally, the names of these APIs all began with Direct, such as Direct3D, DirectDraw, DirectMusic, DirectPlay, Dir… en.wikipedia.org. And it is mainly used to enable games or video programs to run on Windows 10, 8, 7. The d3dx9_43.dll error means that too much data overload your PC, thus leading to the d3dx9_43.dll missing or broken.
Information about d3dx9_43.dll is one of many files found in the DirectX software collection. Since DirectX is used by almost all advanced Windows-based graphics card programs, d3dx9_43.dll errors usually only appear when creating these programs.
Windows 10 gamers are known to encounter this particular error: This app cannot be easily launched. d3dx9_43.dll is missing from the computer, reinstalling the application might fix the issue.
Most errors occur when trying to launch, as games in general are the most common applications that should have “Microsoft DirectX”. Other applications using “Microsoft DirectX” are advanced graphics applications such as AutoCAD and others. d3dx9_43.dll is often located in the same folder as the program requesting it.
What is d3dx9_43 dll missing error?
D3dx9_43. dll is missing, error information is usually displayed if you have not added the required version of DirectX. Once the issue is resolved, you will download DirectX directly from the Microsoft World Wide Web. You can download DirectX Contractor from the Microsoft website.
How do I fix the d3dx9_43 dll missing error?
How to fix D3dx9_43. dll error
What is d3dx9_43.dll error?
D3DX9_43.dll errors usually occur when programs share this DLL file. Sometimes if you uninstall one of the programs it will remove the DLL that shared that file. This can cause every dll in our D3DX9_43.dll file to be lost and corrupted. Errors can also start with missing the required version…
How can you install the d3dx9_43 dll file?
dll error.
- Restart your computer, which you haven’t done yet.
- Install the most advanced version of Microsoft DirectX.
- Assume that Microsoft’s popular version of DirectX does not support all of our d3dx9_43 fixes.
- Uninstall the game or program and then quickly reinstall it.
- Restore d3dx9_43.
- Update all video card drivers.
Where do I put d3dx9_43 dll?
dll completely from the working computer and then transferred to the problem computer. To find one of our DLLs: On a normally working computer, press the Windows corporate key and E at the same time to bring up File Explorer. Go to C:\Windows\System32 then sort d3dx9_43.
What is a d3dx9_43 dll file?
d3dx9_43. dll is one of many files included in the DirectX Software Collection. Since the best Windows games and advanced graphics programs use DirectX, use d3dx9_43. dll occur only when using these Internet programs. D3dx9_43.dll errors can appear anywhere on your PC.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.