If you have a registration code, follow these steps to register FontCreator:
Because the software is so robust, High-Logic uses a registration code system to manage licenses. This code converts the limited trial version into a fully functional Professional or Standard edition. The Myth of the "Exclusive" Free Registration Code
One of the most tedious parts of font design is manually adjusting the thickness and curves of letters so they look right to the human eye, even if the math says they’re uneven (like making the horizontal bars of an 'E' slightly thinner than the vertical stem).
In a legitimate scenario, a registration code email for FontCreator is triggered by: