d3d9.dll Informations - Download and Fix

Sometimes Windows system displays error messages regarding corrupted or missing d3d9.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent d3d9.dll file can therefore effect in failed execution of the started process.

d3d9.dll file Direct3D 9 Runtime. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of d3d9.dll related errors on your device. You can also download d3d9.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP

File info

General information
Filename d3d9.dll
File extension DLL
Description Direct3D 9 Runtime
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
MIME type application/octet-stream
File type Dynamic link library
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)

There are various types of errors related to d3d9.dll file. d3d9.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to d3d9.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • d3d9.dll is corrupted
  • d3d9.dll cannot be located
  • Runtime Error - d3d9.dll
  • d3d9.dll file error
  • d3d9.dll file cannot be loaded. Module was not found
  • cannot register d3d9.dll file:
  • d3d9.dll file could not be loaded
  • d3d9.dll file doesn't exist



Application could not be started because d3d9.dll file is missing. Reinstall the application to solve the problem.


Problems related to d3d9.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing d3d9.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

d3d9.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with d3d9.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to d3d9.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of d3d9.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to d3d9.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the d3d9.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the d3d9.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the d3d9.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace d3d9.dll file

The last solution is to manually download and replace d3d9.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded d3d9.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of d3d9.dll file example directory paths.

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows 7: C:\Windows\System32\
  • Windows 7: C:\Windows\System32\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your d3d9.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename d3d9.dll
System Windows 10
File size 1436952 bytes
Date 2017-03-18
File details
MD5 89c616a2351571c80a1c8e59f06993c0
SHA1 667918f55d934d3cc7de6983d797fefb93b1f5d0
SHA256 38682752caaf2b581f7b3f6ef3cf7bf0825f5693a84426c9b53ef86e2f6fd33b
CRC32 92863ce9
Example file location C:\Windows\System32\
Filename d3d9.dll
System Windows 8.1
File size 1907384 bytes
Date 2014-11-21
File details
MD5 0936955770489965eb9041d00636369d
SHA1 4663fab19d9f2229fde4edcbe6f80869b6d9b77c
SHA256 768da3ebff94f394bc43b658cf738b0b195189ffe51ca8ffe6728afed71d86f7
CRC32 c6510016
Example file location C:\Windows\System32\
Filename d3d9.dll
System Windows 8
File size 1762304 bytes
Date 2012-07-26
File details
MD5 118ba3061b4040bdc17432b775f3a292
SHA1 47d2843bfa6fee105abfcc4625bee8fbbfa0755c
SHA256 7c10b57fa298afbb48f471d4c277c3678819ed6e9e33b0ade492af9b04dd05b3
CRC32 71fd820a
Example file location 1: C:\Windows\System32\
Filename d3d9.dll
System Windows 7
File size 2067456 bytes
Date 2010-11-21
File details
MD5 4c3daee652b005b483f16b8e9131c99d
SHA1 e9111132f572e262fcc687b7f8e886804b3e754c
SHA256 188dff96f3b18a610c52775c8f95c99abf27ff2e1d52b50edf9f80fe337239cd
CRC32 2008ed5b
Example file location C:\Windows\System32\
Filename d3d9.dll
System Windows 7
File size 1828352 bytes
Date -0001-11-30
File details
MD5 6ef5f3f18413c367195f06e503ab86a6
SHA1 74e5861dd61d6ddec17dc802664e26196d628bc9
SHA256 6f8b87fb4d67f9e76a51ef759b58a95d903c4aac9c789a65a3fa1fc4f253d978
CRC32 9c0f8ca1
Example file location C:\Windows\System32\
Filename d3d9.dll
System Windows Vista
File size 1788416 bytes
Date -0001-11-30
File details
MD5 8aaeee8e59a70f37579993d118a34ee0
SHA1 51be3190b5bace0fa4cc9555228f9123eea27ff3
SHA256 9dc8618557b0d852eea1163cf312eb68f8df42486e4e76a74926cf99db06ac92
CRC32 f67b20bb
Example file location ---
Filename d3d9.dll
System Windows Vista
File size 1930240 bytes
Date 2009-04-11
File details
MD5 d4175be7ca634c7bb9205f7ee4f3f7e4
SHA1 9e55d2dbd5d4499a0b3fe6abbbd7076bcbb01efc
SHA256 62dbf61aee79ae606b81aebca315c5a980a646b1fa9b36d7636cfff833d0127b
CRC32 3cdbee6f
Example file location ---
Filename d3d9.dll
System Windows XP
File size 1689088 bytes
Date 2008-04-14
File details
MD5 0607cbc6fa20114cb491efe4b2f9efad
SHA1 e8d9606f19c855df00ba878e151f985e9d2b9117
SHA256 f1abf07cc45f9c013b9f53e64820ecb12ac9b1e681b9a1703e30a0637e7d9bb6
CRC32 230e4858
Example file location ---