Mathcad premium doesn't work.

Did you get the license file

AND

did you use it to license the software?

Success!
Luc

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwiAsKislbiMAxVSyzgGHYPaHD0QwqsBegQIDBAG&url=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3Dh_Dp86vMD4o&usg=AOvVaw01vJSxHSe4BGM_7Rbm3fzg&opi=89978449

Hi @AH_12123396,

Thank you for your question. 
I am replying to raise awareness. Hopefully, another community member will be able to help.
Also, feel free to add any additional information you think might be relevant. It sometimes helps to have screenshots to better understand what you are trying to do.

Regards,

Dhiraj