We are aware of an issue causing intermittent login problems for some users following a recent update. Learn More
Solved! Go to Solution.
This version of the program is no longer supported. Read this announcement for details: https://community.ptc.com/t5/Mathcad-Tips/Official-PTC-Mathcad-15-and-Prime-1-6-End-of-Sale-Announcement/ta-p/818870
Try these
https://community.ptc.com/t5/Mathcad-Installation/Mathcad-Prime-2-0-license-product-code/m-p/727736
This version of the program is no longer supported. Read this announcement for details: https://community.ptc.com/t5/Mathcad-Tips/Official-PTC-Mathcad-15-and-Prime-1-6-End-of-Sale-Announcement/ta-p/818870