Solved
MathCad functionality problem after purchase
mathcad does not have prime functionality even with license installed
Could you share license file and also show snapshot of below dialog:
Make sure you you follow below videos to configure licenses with Mathcad:
For node locked type license: https://youtu.be/efaOAgZBe1w
For floating type license: https://youtu.be/laIC1yyXJnc
Enter your E-mail address. We'll send you an e-mail with instructions to reset your password.