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EM_145066974-Participant
4-Participant
Oct 19, 2026 6:42 AM UTC
Question

Mathcad product key not working after being signed out

I have a Mathcad Prime 12 Student Edition One-time License and product key, but Mathcad signed me out of my account and now wont accept the product key i purchased. Its not expired. How to fix?

1 reply

Catalina
CatalinaCommunity Manager
Community Moderator
Oct 26, 2026 12:28 PM UTC

Hello ​@EM_14506697 

 

Please make sure to visit Mathcad Support Center or email to contact academicsupport@ptc.com.

 

Best regards,

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Catalina | PTC Community Moderator
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