Many games from the mid-2000s were developed using a specific version of the DirectX Software Development Kit (SDK). Because these applications are "linked" to specific DLL files (like d3dx9_35.dll ), they will crash or fail to launch if those exact files are missing, even if you have a newer version of DirectX installed.
: Open the relevant _x86.cab archive (e.g., Jun2010_d3dx9_43_x86.cab ), copy the .dll file, and paste it into C:\Windows\SysWOW64 or directly into the game's installation directory alongside the main executable file.
Old modeling tools or multimedia software may look for d3dx9_43.dll .
: Used by 64-bit applications and later DX9 game patches. These files belong in the C:\Windows\System32 directory.
If you are a system administrator or a power user, you have likely seen the DirectX Redist (June 2010) . Inside the Jun2010 folder, the following CAB files contain the specific "extra" binaries that modern Windows lacks: directx 90c extra files x86 x64
Right-click the dxwebsetup.exe file and select Run as administrator .
Open Command Prompt as Admin:
, often referred to as the "redistributable," contains optional components not found in the base Windows installation.
I can provide step-by-step instructions to get your software running smoothly. Many games from the mid-2000s were developed using
If you attempt to run an older DirectX 9 installer, Windows might block it because it detects DirectX 12. Using the mentioned in Method 1 bypasses this check, as it injects the missing side-by-side assembly files without replacing your existing DirectX 12 structure. Sfc /Scannow Overwrites Files
DXVK is a translation layer that intercepts DirectX 9/10/11 API calls and converts them into modern Vulkan instructions on the fly. To use it, simply download the latest DXVK release from GitHub and drop the relevant d3dx9.dll file (choosing x86 or x64 based on the game's architecture) directly into the game folder where the primary .exe file resides. This bypasses the Windows system folders entirely and often fixes frame rate issues on modern monitors. What appears on your screen? Your current graphics card model (NVIDIA, AMD, or Intel?). Share public link
Even if you are running a 64-bit version of Windows 11, you need both sets of files to ensure compatibility.
Do not download “DirectX 9.0c” from third-party DLL sites. Only use Microsoft’s official link. Old modeling tools or multimedia software may look
One of the most confusing aspects for users is the distinction between and x64 when dealing with DirectX 9.0c files.
If a specific file like d3dx9_43.dll is still missing, you can manually copy it from the extracted CAB files into the SysWOW64 folder, though this is rarely necessary if the installer runs correctly.
Modern Windows versions include the DirectX runtime, but many "extra" components used by developers between 2005 and 2010 were released as optional updates. DirectX End-User Runtimes (June 2010) - Microsoft
Do not download individual .dll files from "DLL download sites." This is unsafe, as you may download malware. Always use the official installer.