Open and run DxDiag.exe - Microsoft Support
https://support.microsoft.com/en-us/windows/open-and-run-dxdiag-exe-dad7792c-2ad5-f6cd-5a37-bf92228dfd85
WEBWindows 10. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results.
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