Microsoft offers two ways to update DirectX. While the Web Installer is smaller, the is often the better choice: Web Installer ( dxwebsetup.exe ) June 2010 Redist ( directx_Jun2010_redist.exe ) Download Size ~300 KB (initial) Internet Required Yes, during installation No, once downloaded Reliability Can fail on poor connections High (extracts and installs all files) Best For Quick updates on a single PC Bulk installs, offline PCs, and fixing corrupt files How to Install the Full Package
The June 2010 download is a self-extracting archive, which means the process has two steps: DirectX End-User Runtimes (June 2010) - Microsoft directx enduser runtimes june 2010 microsoft download full
Even if you have a high-end PC with DirectX 12, those modern files do not replace the specific, version-coded DLLs contained in the June 2010 update. Installing this package your current DirectX version; it simply adds missing legacy files "side-by-side" with your current ones. Web Installer vs. Full Redistributable Microsoft offers two ways to update DirectX
Most users encounter the need for this download when a game fails to launch, showing errors like: "d3dx9_43.dll is missing" "XINPUT1_3.dll not found" Web Installer vs
"The application has failed to start because d3dx9_35.dll was not found"