But if after you install DirectX Xinput1_3.dll remains missing, then you can try the following ways. Once you’ve downloaded the Xinput1_3.dll file then you extract the file, and copy xinput1_3.dll it to the c:\Windows\System32 folder, then go to Command Prompt and type in “regsvr32 xinput1_3.dll“, if necessary you can restart your computer. After replacing the Xinput1_3.dll file in the above way, you can try to run the program that was error. If it doesn’t work you can try to uninstall your DirectX, and try installing with the latest version or the version supported by your operating system.