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.
In the tool, select Save All Information for an easily shared format.
Article ID: 4028644 - Last Review: 11 Aug 2017 - Revision: 1