If you already own a generic ELM327 adapter (a blue V1.5 or black V2.1), you can buy a license from the OCTech website directly.
The company is also moving toward hardware-locked licenses. This means that eventually, even if you have a valid key, it will only work if a specific, approved OBD2 adapter (like the OBDLink series) is plugged in. This is done specifically to combat the piracy that the "OBDwiz License Key" black market created. Obdwiz License Key
: When you first connect your OBDLink adapter to your Windows device, the software will automatically attempt to register. If you already own a generic ELM327 adapter (a blue V1
: If you exceed the three-computer limit, you must submit a support ticket to the OBD Solutions Support Portal with your activation code to request a reset. This is done specifically to combat the piracy