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Here, find and select Microsoft DirectX in the list of programs.Right-click on Start > Control Panel > Programs > Uninstall a Program.
X3DAUDIO1 7 DLL IS MISSING FROM YOUR COMPUTER WINDOWS 7 INSTALL
You can fix the problem through 3 steps: uninstall the current version of DirectX, then download the installer, and install DirectX again. In case you already have the latest DirectX version installed, then check if DirectX files are corrupted on your OS, this issue can cause Xinput1_3.dll is missing error. Try searching for the DirectX distribution on the installation disc with your game or program (it is usually located in the Redist folder) and install the found version of DirectX.
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If the “XINPUT1_3.dll is missing” error persists, the application may need some special version of DirectX.
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It is not recommended to download the XINPUT1_3.dll file from any third-party sites and register it in the system. Important note! Earlier on the Microsoft website there was a direct link to download the XINPUT1_3.dll file. If this file is not found, the easiest way is to download and reinstall DirectX 9 entirely.