This post shows you how to check the current BIOS version in a Windows 11/10/8/7 computer, using Windows Registry, WMI Command, System Information Tool (MSINFO32.exe) or DirectX Diagnostic Tool ...

Starting with Windows 7 and Windows Server 2008 R2, ... Go to Start Screen, type dxdiag and hit Enter. Under the System tab, you will see the DirectX version installed on your computer.