Are you facing the issue while playing any games? Do you see an error message that d3dx9_43.dll corrupted or missing? Then this article will help you in eliminating those issues. You must read this article if you want a permanent and easy solution for all the issues in the system.
Issue of missing file:
Suppose you are using Windows 10 64 bit operating system on a Lenovo 310 Core I5 6th Gen laptop. You may have recently purchased the game Call of Duty: Black Ops and PES 2017 from a website. You may have downloaded it as a virtual disk. The installation process might be fine, but a problem may show up on trying to load it. The error message may state that the file d3dx9_43 dll is not compatible with the operating system.
In order to answer the question, how to fix d3dx9_43 dll issue, you may reinstall the game. You may also reinstall the component DirectX and check for any available updates for DX. If you type regsvr32 d3dx9_43.dll in CMD, you may see the message 'possible incompatibility'. To stop this issue, you may also update the video card drive from the manufacturer's website.
Having issue in installing game?
You may have been trying to install the Battlefield 3 game on your system that is operating on Win7 operating system. However, at the time of installation, the system may state that the file d3dx9_43 dll is missing. Soon after this issue, you may also see that some other games are also not working. You may try to reinstall the game, but the issue may still stay. In order to know how to stop d3dx9_43.dll issue, you may install the latest DirectX available for your system. DirectX provides the platform for running the games that are rich in multimedia elements. This type of issue might be because of some corruption in the gaming application. Such an issue might appear while you are using a Lenovo Idea Pad 110 laptop.
Having trying while playing games?
Suppose the operating system installed on your Dell Vostro laptop is Win10. You may have recently installed the game Civilization 5 from torrent. The process of downloading and installing might be error free. However, within a few minutes of opening the game, you may see that the application is reporting that you will have to install the file d3dx9_43.dll. To stop this message, you may have downloaded it form the internet. However, the message may still keep on showing on your computer. You may have DirectX 11 on your system and you might have also installed the available updates for the components. For the purpose of knowing how to resolve d3dx9_43 dll issue, you may install the game in compatibility mode.
You may go to the option 'properties' and then the compatibility tab and check the box for 'run the program in compatibility mode' and then select apply. However, if this also does not help, then you will have to install and use an appropriate tool.
Media Gallery does not open:
You may have been using the Windows 7 operating system on your Sony Vaio model VPCEB42FX system. Media Gallery is the software already installed on the system. However, while trying to open it, you may see the arrival of an error message. The error message may state that the file d3dx9_43.dll is missing from the system. This type of issue can be due to the missing of some components of DirectX. To know the answer for how to find d3dx9_43 dll in the system, you may install DirectX end-user runtime Web Installer that may help in replacing the missing files. To get rid of the issue, you might also uninstall and then reinstall Windows Media Player 12.
Installation issue of DirectX:
The operating system installed on your Samsung Galaxy Note 10.1 GT-N8000 is Windows 7. You may have recently conducted an upgrade to Windows 10 operating system. While trying to use a gaming application, you may see that the game requires DirectX 9.0c. However, the process of installation may start but it may freeze. At the time of freezing, it may show an issue with the file d3dx9_43.dll. To get rid of the issue and know the answer to how to eliminate d3dx9_43 dll issue, you may check the system for any bug. You may try to create a new administrative account and then install DirectX.
What can be the solution?
To eliminate the issue that might show up on your system and state that the file d3dx9_43.dll was not found or corrupted, you will have to install an appropriate tool. You must use Dll Suite in order to replace the corrupted file.