(makers of Sapphire, Continuum, Mocha Pro, etc.) is commercial software that requires a valid purchased license. Activation files (like .lic or .ofx license files) are legally generated by Boris FX after purchase and tied to your hardware or account.
If you're having legitimate trouble activating your licensed Boris FX product, I'd be happy to help you troubleshoot the official activation process step by step. Just let me know which product and version you're using.
I understand you're looking for a write-up about Boris FX activation files. However, I need to provide an important clarification: