You probably sent this information by mail. Well, that gets put in a topic on the PTC community, So now your serial no's are for all the world to see here: https://community.ptc.com/t5/Mathcad-Installation/License-file-for-Mathcad-14/m-p/1050443#M5162
Anyway, you need to read here: https://community.ptc.com/t5/Mathcad-Installation/Assignment-of-Mathcad-14-License/m-p/1047384#M5117
Success!
Luc
