Download D3dx9_30.dll for Windows 10, 8.1, 8, 7, Vista and XP (32 Bit and 64 Bit)

D3dx9_30.dll download. The D3dx9_30.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP (32 Bit and 64 Bit). You can fix "The file D3dx9_30.dll is missing." and "D3dx9_30.dll not found." errors by downloading and installing this file from our site.

D3dx9_30.dll Explanation

The size of this dynamic link library is 2.28 MB for 32 Bit and 3.75 MB for 64 Bit and its download links are healthy. It has been downloaded 104569 times already and it has received 3.7 out of 5 stars.

Operating Systems Compatible with the D3dx9_30.dll Library

All Versions of the D3dx9_30.dll Library

The last version of the D3dx9_30.dll library is the 9.12.589.0 version for 32 Bit and the 9.12.589.0 version for 64 Bit. Before this version, there were 1 versions released. Downloadable D3dx9_30.dll library versions have been listed below from newest to oldest.

  1. 9.12.589.0 - 32 Bit (x86) Download directly this version
  2. 9.12.589.0 - 64 Bit (x64) Download directly this version

Steps to Download the D3dx9_30.dll Library

  1. Click on the green-colored "Download" button (The button marked in the picture below).
    Starting the download process for D3dx9_30.dll
    Step 1:Starting the download process for D3dx9_30.dll
  2. "After clicking the Download" button, wait for the download process to begin in the "Downloading" page that opens up. Depending on your Internet speed, the download process will begin in approximately 4 -5 seconds.

Methods to Fix the D3dx9_30.dll Errors

ATTENTION! Before continuing on to install the D3dx9_30.dll library, you need to download the library. If you have not downloaded it yet, download it before continuing on to the installation steps. If you are having a problem while downloading the library, you can browse the download guide a few lines above.

Method 1: Copying the D3dx9_30.dll Library to the Windows System Directory

  1. The file you are going to download is a compressed file with the ".zip" extension. You cannot directly install the ".zip" file. First, you need to extract the dynamic link library from inside it. So, double-click the file with the ".zip" extension that you downloaded and open the file.
  2. You will see the library named "D3dx9_30.dll" in the window that opens up. This is the library we are going to install. Click the library once with the left mouse button. By doing this you will have chosen the library.
    Choosing the D3dx9_30.dll library
    Step 2:Choosing the D3dx9_30.dll library
  3. Click the "Extract To" symbol marked in the picture. To extract the dynamic link library, it will want you to choose the desired location. Choose the "Desktop" location and click "OK" to extract the library to the desktop. In order to do this, you need to use the Winrar program. If you do not have this program, you can find and download it through a quick search on the Internet.
    Extracting the D3dx9_30.dll library to the desktop
    Step 3:Extracting the D3dx9_30.dll library to the desktop
  4. Copy the "D3dx9_30.dll" library file you extracted.
  5. Paste the dynamic link library you copied into the "C:\Windows\System32" directory.
    Pasting the D3dx9_30.dll library into the Windows/System32 directory
    Step 5:Pasting the D3dx9_30.dll library into the Windows/System32 directory
  6. If your system is 64 Bit, copy the "D3dx9_30.dll" library and paste it into "C:\Windows\sysWOW64" directory.
    NOTE! On 64 Bit systems, you must copy the dynamic link library to both the "sysWOW64" and "System32" directories. In other words, both directories need the "D3dx9_30.dll" library.
    Copying the D3dx9_30.dll library to the Windows/sysWOW64 directory
    Step 6:Copying the D3dx9_30.dll library to the Windows/sysWOW64 directory
  7. In order to complete this step, you must run the Command Prompt as administrator. In order to do this, all you have to do is follow the steps below.
    NOTE! We ran the Command Prompt using Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same method to run the Command Prompt as administrator.
    1. Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard. This process will enable you to run a search through the Start Menu. We also typed in "cmd" to bring up the Command Prompt.
    2. Right-click the "Command Prompt" search result that comes up and click the Run as administrator" option.
    Running the Command Prompt as administrator
    Step 7:Running the Command Prompt as administrator
  8. Paste the command below into the Command Line window that opens and hit the Enter key on your keyboard. This command will delete the D3dx9_30.dll library's damaged registry (It will not delete the file you pasted into the System32 directory, but will delete the registry in Regedit. The file you pasted in the System32 directory will not be damaged in any way).
    %windir%\System32\regsvr32.exe /u D3dx9_30.dll
    Uninstalling the D3dx9_30.dll library from the system registry
    Step 8:Uninstalling the D3dx9_30.dll library from the system registry
  9. If you are using a 64 Bit operating system, after doing the commands above, you also need to run the command below. With this command, we will also delete the D3dx9_30.dll library's damaged registry for 64 Bit (The deleting process will be only for the registries in Regedit. In other words, the dll file you pasted into the SysWoW64 folder will not be damaged at all).
    %windir%\SysWoW64\regsvr32.exe /u D3dx9_30.dll
    Uninstalling the damaged D3dx9_30.dll library's registry from the system (for 64 Bit)
    Step 9:Uninstalling the damaged D3dx9_30.dll library's registry from the system (for 64 Bit)
  10. In order to cleanly recreate the dll library's registry that we deleted, copy the command below and paste it into the Command Line and hit Enter.
    %windir%\System32\regsvr32.exe /i D3dx9_30.dll
    Reregistering the D3dx9_30.dll library in the system
    Step 10:Reregistering the D3dx9_30.dll library in the system
  11. If the Windows version you use has 64 Bit architecture, after running the command above, you must run the command below. With this command, you will create a clean registry for the problematic registry of the D3dx9_30.dll library that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i D3dx9_30.dll
    Creating a clean registry for the D3dx9_30.dll library (for 64 Bit)
    Step 11:Creating a clean registry for the D3dx9_30.dll library (for 64 Bit)
  12. If you did the processes in full, the installation should have finished successfully. If you received an error from the command line, you don't need to be anxious. Even if the D3dx9_30.dll library was installed successfully, you can still receive error messages like these due to some incompatibilities. In order to test whether your dll issue was fixed or not, try running the program giving the error message again. If the error is continuing, try the 2nd Method to fix this issue.

Method 2: Copying the D3dx9_30.dll Library to the Program Installation Directory

  1. In order to install the dynamic link library, you need to find the installation directory for the program that was giving you errors such as "D3dx9_30.dll is missing", "D3dx9_30.dll not found" or similar error messages. In order to do that, Right-click the program's shortcut and click the Properties item in the right-click menu that appears.
    Opening the program shortcut properties window
    Step 1:Opening the program shortcut properties window
  2. Click on the Open File Location button that is found in the Properties window that opens up and choose the folder where the application is installed.
    Opening the installation directory of the program
    Step 2:Opening the installation directory of the program
  3. Copy the D3dx9_30.dll library into the directory we opened.
    Copying the D3dx9_30.dll library into the installation directory of the program.
    Step 3:Copying the D3dx9_30.dll library into the installation directory of the program.
  4. The installation is complete. Run the program that is giving you the error. If the error is continuing, you may benefit from trying the 3rd Method as an alternative.

Method 3: Uninstalling and Reinstalling the Program that Gives You the D3dx9_30.dll Error

  1. Push the "Windows" + "R" keys at the same time to open the Run window. Type the command below into the Run window that opens up and hit Enter. This process will open the "Programs and Features" window.
    appwiz.cpl
    Opening the Programs and Features window using the appwiz.cpl command
    Step 1:Opening the Programs and Features window using the appwiz.cpl command
  2. The programs listed in the Programs and Features window that opens up are the programs installed on your computer. Find the program that gives you the dll error and run the "Right-Click > Uninstall" command on this program.
    Uninstalling the program from your computer
    Step 2:Uninstalling the program from your computer
  3. Following the instructions that come up, uninstall the program from your computer and restart your computer.
    Following the verification and instructions for the program uninstall process
    Step 3:Following the verification and instructions for the program uninstall process
  4. After restarting your computer, reinstall the program that was giving the error.
  5. You can fix the error you are expericing with this method. If the dll error is continuing in spite of the solution methods you are using, the source of the problem is the Windows operating system. In order to fix dll errors in Windows you will need to complete the 4th Method and the 5th Method in the list.

Method 4: Fixing the D3dx9_30.dll Error using the Windows System File Checker (sfc /scannow)

  1. In order to complete this step, you must run the Command Prompt as administrator. In order to do this, all you have to do is follow the steps below.
    NOTE! We ran the Command Prompt using Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same method to run the Command Prompt as administrator.
    1. Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard. This process will enable you to run a search through the Start Menu. We also typed in "cmd" to bring up the Command Prompt.
    2. Right-click the "Command Prompt" search result that comes up and click the Run as administrator" option.
    Running the Command Prompt as administrator
    Step 1:Running the Command Prompt as administrator
  2. Paste the command in the line below into the Command Line that opens up and press Enter key.
    sfc /scannow
    fixing Windows system errors using the sfc /scannow command
    Step 2:fixing Windows system errors using the sfc /scannow command
  3. The scan and repair process can take some time depending on your hardware and amount of system errors. Wait for the process to complete. After the repair process finishes, try running the program that is giving you're the error.

Method 5: Fixing the D3dx9_30.dll Error by Manually Updating Windows

Most of the time, programs have been programmed to use the most recent dynamic link libraries. If your operating system is not updated, these files cannot be provided and dll errors appear. So, we will try to fix the dll errors by updating the operating system.

Since the methods to update Windows versions are different from each other, we found it appropriate to prepare a separate article for each Windows version. You can get our update article that relates to your operating system version by using the links below.

Windows Update Guides

  1. Windows Update Guide
  2. Windows 8.1 and Windows 8 Update Guide
  3. Windows 7 and Windows Vista Update Guide
  4. Windows XP Update Guide

Most Seen D3dx9_30.dll Errors

It's possible that during the programs' installation or while using them, the D3dx9_30.dll library was damaged or deleted. You can generally see error messages listed below or similar ones in situations like this.

These errors we see are not unsolvable. If you've also received an error message like this, first you must download the D3dx9_30.dll library by clicking the "Download" button in this page's top section. After downloading the library, you should install the library and complete the solution methods explained a little bit above on this page and mount it in Windows. If you do not have a hardware issue, one of the methods explained in this article will fix your issue.

  1. "D3dx9_30.dll not found." error
  2. "The file D3dx9_30.dll is missing." error
  3. "D3dx9_30.dll access violation." error
  4. "Cannot register D3dx9_30.dll." error
  5. "Cannot find D3dx9_30.dll." error
  6. "This application failed to start because D3dx9_30.dll was not found. Re-installing the application may fix this problem." error