PCMflash v1.20 often uses a .lic license file.
ECU software evolves. Car manufacturers release new anti-tuning security (like RSA encryption in Bosch MG1). Official PCMFlash updates its protocols monthly. A cracked "120 link" is frozen in time. It will not recognize new ECUs, and it will eventually become useless as vehicles from 2024-2025 hit the market. pcmflash 120 link
For those dealing with older ECUs requiring a 120kbps handshake: PCMflash v1