If you have a Focusrite, PreSonus, or Behringer interface, always download the specific ASIO driver from the manufacturer's official site. ⭐ Overall Rating: 1.5/5

You typically don't download this driver as a standalone file. Instead, it is usually bundled with specific professional audio software or found within the drivers provided by your motherboard manufacturer.

There is no standalone driver from Microsoft or Realtek called "ASIO DirectX Full Duplex." What you are actually looking for is a software wrapper called ASIO4ALL .