As Chinese manufacturing began cloning diagnostic hardware, a flood of cheaper OBD interfaces hit the market—cables based on the FTDI chipsets or the K+DCAN USB cables that are ubiquitous today. They were cheap, rugged, and capable of the same electrical signaling as the factory tools.
You often need to ensure your System Path includes C:\EDIABAS\Bin for the "patch" to be recognized by other BMW tools.
However, the stock ediabas.ini file in version 7.3.0 contained hard-coded limitations. It would frequently default to "Simulation Mode," refuse non-BMW hardware IDs, or crash under Windows 10/11 due to timing errors.