Fix EpicGamesLauncher.exe - Bad Image D3DCOMPILER_43.dll Error on Windows 10/8/7 (2023 updated)
12Here's how to Fix EpicGamesLauncher.exe - Bad Image D3DCOMPILER_43.dll Error on Windows 10/8/7.
i. Here are some steps you can take to fix the EpicGamesLauncher.exe - Bad Image D3DCOMPILER_43.dll Error on Windows:
1. **Check for updates.** Make sure that your Windows operating system and graphics drivers are up to date. You can check for updates by going to Settings - Update & Security - Windows Update.
2. **Reinstall DirectX.** DirectX is a collection of APIs that are essential for running games and other graphical applications. You can reinstall DirectX by going to the Microsoft Download Center and downloading the latest version of the DirectX End-User Runtime Web Installer.
3. **Repair or reinstall the Epic Games Launcher.** You can repair or reinstall the Epic Games Launcher by following these steps:
1. Go to the Epic Games website and download the Epic Games Launcher installer.
2. Run the installer and follow the instructions on the screen.
3. Once the installer is finished, try launching the Epic Games Launcher again.
4. **Contact Epic Games support.** If you have tried all of the above steps and you are still having problems, you can contact Epic Games support for assistance. You can do this by going to the Epic Games website and clicking on the "Contact Us" link.
ii. The Epic Games Launcher uses a variety of APIs, including:
* **The Epic Online Services (EOS) API:** The EOS API provides a variety of features for game developers, such as authentication, matchmaking, and cloud saves.
* **The Unreal Engine API:** The Unreal Engine API provides a variety of features for game developers, such as graphics, physics, and audio.
* **The Steamworks API:** The Steamworks API provides a variety of features for game developers, such as achievements, leaderboards, and cloud saves.
* **The Windows API:** The Windows API provides a variety of features for game developers, such as graphics, input, and networking.
* **The DirectX API:** The DirectX API provides a variety of features for game developers, such as graphics and sound.
* **The OpenGL API:** The OpenGL API provides a variety of features for game developers, such as graphics and sound.
These are just a few of the APIs that the Epic Games Launcher uses. The specific APIs that are used will vary depending on the game that is being launched.
iii. The D3DCOMPILER_43.dll file is a Dynamic Link Library (DLL) file that is used by Microsoft DirectX. It is a compiler for the HLSL (High Level Shading Language) language, which is used to create shaders for graphics cards. Shaders are small programs that are run on the graphics card to control the appearance of objects in a 3D scene.
The D3DCOMPILER_43.dll file is typically located in the C:\Windows\System32 directory. If the file is missing or corrupt, it can cause problems when you try to run games or other applications that use DirectX.
If you are getting an error message that says "The program can't start because D3DCOMPILER_43.dll is missing from your computer," you can try the following to fix the problem:
1. **Check for updates.** Make sure that your Windows operating system and graphics drivers are up to date. You can check for updates by going to Settings - Update & Security - Windows Update.
2. **Reinstall DirectX.** DirectX is a collection of APIs that are essential for running games and other graphical applications. You can reinstall DirectX by going to the Microsoft Download Center and downloading the latest version of the DirectX End-User Runtime Web Installer.
3. **Repair or reinstall the game or application that is giving you the error message.** You can repair or reinstall the game or application by following the instructions that came with it.
4. **Contact the game or application developer for support.** If you have tried all of the above steps and you are still having problems, you can contact the game or application developer for support. They may be able to provide you with additional troubleshooting steps or a fix for the problem.
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