Some “DXCpl v37” guides refer to forcing D3D9 feature level limits via registry. To replicate:
HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Direct3DThese are undocumented and rarely useful — modern games ignore them. Dxcpl Windows 7 64 Bit 37
Let’s assume you are getting the 0x887A0037 error in a game like Battlefield 4, Metal Gear Solid V, or Star Wars Battlefront (2015) on Windows 7 64-bit. Some “DXCpl v37” guides refer to forcing D3D9
After installation, you will find dxcpl.exe at:
C:\Program Files (x86)\Microsoft DirectX SDK (June 2010)\Utilities\bin\x64\ For 32-bit games on 64-bit OS , also
If you have the legitimate file, here is how to configure it safely.
The Microsoft DirectX SDK (June 2010) is the last version fully compatible with Windows 7. Some redistributable packages have build numbers ending in 37. For example, dxcpl.exe from SDK version 9.29.1962.37 is a known stable build for Windows 7 SP1 64-bit.