Hi Blondie,
Welcome to Microsoft Community. Your interest in Windows 10 is much appreciated.
Xinput1_3.dll issues are caused in one way or another by an issue with Microsoft DirectX.
The xinput1_3.dll file is one of many files contained in the DirectX software collection. Since DirectX is utilized by most Windows based games and advanced graphics programs, xinput1_3.dll errors usually show up only when using these programs.
Please follow the below steps to troubleshoot with the issue:
- Restart the computer. The xinput1_3.dll error might be a fluke and a simple restart could clear it up completely
2.Install the latest version of Microsoft DirectX. Chances are, upgrading to the latest version of DirectX will fix the xinput1_3.dll not found error. You can follow the below link to download the latest DirectX:
- Uninstall the game or software program and then reinstall it again. Something might have happened to the program files that work with xinput1_3.dll and a reinstall.
Please reply with the results, we will be glad to help you further.
Thank you.