(DirectX Control Panel) is not a dedicated DirectX 12 emulator, but rather a developer tool used to force specific DirectX feature levels
Force games to run at specific feature levels (e.g., forcing a DX11 game to use DX10 protocols). dxcpl directx 12 emulator
You can manually cap or spoof the DirectX version (e.g., setting it to 11_1) to satisfy a game's launch requirements. The Reality of "DirectX 12 Emulation" (DirectX Control Panel) is not a dedicated DirectX