How to Fix D3dx9_43.dll Is Missing Errors

How to Fix D3dx9_43.dll Is Missing Errors”


An d3dx9_43.dll missing error message alerts users of a program problem that has already occurred. After having received this kind of massage, a user immediately begins to look for a d3dx9_43.dll file in the Internet. The typical result of such actions — surfing through the doubtful websites, downloading corrupted file and pasting it to the game folder. However, it appears to be useless.


In order to fix the error one has to download d3dx9_43.dll missing from the reputable website separately or follow the instructions in this guide.  Here you will find a complete guide on how to correct an error appearing due to the missing d3dx9_43.dll file in Windows 10, Windows 8 and Windows 7. You will find the reasons why this mistake appears and ways of downloading  the original file from the Microsoft website.

Fixing Error Upon File Missing

Instead of looking for a website to download d3dx9_43.dll and getting a risk of downloading malicious software on the computer or the laptop, it would be better to ask a question:what is a d3dx9_43.dll file is?


The answer is that this file is a part of the DirectX 9 component necessary for many games and some application programs to launch. It basically has to be located in C:\Windows\System32 (however, do not rush pasting d3dx9_43.dll file to this folder).


You need this file anyway, even if you have established DirectX 11 on Windows 7 or 8, and even DirectX 12 on Windows 10 as by default, the system doesn't contain libraries (DLL files) of the previous DirectX versions , at the same time they are necessary for some games and programs. The reason is simple - most of the old games and software is not supported by the modern DirectX for different reasons (outdated technologies or hardware support), so you need the old DirectX version files.


And in order to make these libraries appeared it is better to use the official fitter from Microsoft that will automatically add them to system. This would be an easy way to solve this issue.

To download d3dx9_43.dll for Windows 10, 8 and Windows 7 and also other DLL files  which can be required to launch a game or the program which shows mistake follow the instructions below:


       Visit the official Microsoft page - and press Download button to get the install file on your personal computer

       Start the loaded executable file dxwebsetup.exe. Agree with conditions and refuse installation of additional elements (at the moment it is suggested to install the Microsoft Bing panel - refuse if you do not need it).

       Wait until the installation is completed: the program will automatically load all missing (old, but still relevant) Microsoft DirectX libraries.


After the installation is completed the d3dx9_43.dll file will appear in the necessary directory (make sure it is present in the C:\Windows\System32\ folder), and the error will be fixed, so you can launch the software or the game.






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