JPRO requires an online connection for the initial activation.
Noregon’s US-based tech support is excellent at resolving "invalid key" errors for paid users. Conclusion
When you see websites offering "free exclusive" JPRO license keys or "cracks," you should proceed with extreme caution. Here is why:
Most "keygen" or "activator" files found on shady forums contain malware, ransomware, or trojans designed to steal data from your shop's computer.