Solved
Trial license login details dont work
I cant use my login details to activate the matchcad 15 trial version, please help
Mathcad 15's trial has been disabled because Mathcad 15 has been end-of-saled: https://community.ptc.com/t5/PTC-Mathcad-Tips/Official-PTC-Mathcad-15-and-Prime-1-6-End-of-Sale-Announcement/m-p/715557#M132
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