FIX: the program can’t start because d3dx9_43.dll is missing from your computer

The program can’t start because d3dx9_43.dll is missing from your computer

This error can occur on Windows 8(.1) if you try to run an older application which requires previous DirectX versions to run. In this case, you will have to install the DirectX End-User Runtime. By default the latest version of DirectX is already included in Windows 8.1.  

This guide is written for Windows 8.1 however the steps are the same for Windows 8, 7 and VIsta

Resolving this problem

The error the program can’t start because d3dx9_43.dll is missing from your computer can easily resolved by downloading the latest DirectX End-User Runtime from Microsoft.

1. Download the latest End-User Runtime from Microsoft.com: http://www.microsoft.com/en-us/download/details.aspx?id=35

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DirectX Download

2. Open the Setup and click I accept the Agremeent, then click Next

3. Choose if you wish to install the bing bar, then click Next

4. DirectX will now download all required files, click on Next, then wait for this process to complete.

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DirectX Installation

5. After the installation is completed, reboot your device and try to run the game again.

 

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About The Author
Yuri Pustjens
Yuri Pustjens
2014, 2015 & 2016 Microsoft Most Valuable Professional Windows Yuri specializes in troubleshooting (crash analysis and devices), system resource utilisation and system performance. He is also very interested in Customer Security. Yuri can be found as Windows Community Moderator and Wiki Author on Microsoft Answers and is active on different communities all across the web.

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