If your production PC lacks internet access, you can verify your license via a secondary device:
The verification process ensures your serial number matches the unique ID of your hardware dongle in the BJJCZ online database . 1. Online Activation (Recommended)
Without a verified license and the physical dongle plugged in, the software will not open or will run in a restricted demo mode. How to Verify and Activate Your EZCAD3 License Key
A single EZCAD3 license key typically allows for a maximum of 5 activations .