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1-Visitor
January 14, 2026
Question

Installing Mathcad prime 3.0 on Win 11

  • January 14, 2026
  • 1 reply
  • 176 views

Hi

 

reference topic: Solved: reloading Mathcad in new windows 11 computer - PTC Community

I'm upgrading machines to win 11 and trying to re-install prime 3.0 on those machines with a new correct licence file.

Installs but cant apply licence.

 

Machines with Mathcad already on when upgraded to 11 work fine.

 

Any feedback welcome.  We have perpetual licence.

1 reply

Catalina
Community Moderator
January 21, 2026

Hi @ID_14443657 

 

Thank you for your question!

 

Please make sure you're aware of this announcement made in 2021: Official PTC Mathcad 15 and Prime 1–6 End-of-Sale ... - PTC Community
Furthermore, please check out this resource in order to transfer licenses: How to Transfer Mathcad license from an existing ... - PTC Community

 

Hope this helps!

 

Best regards,

Catalina | PTC Community Moderator