Community Tip - You can change your system assigned username to something more personal in your community settings. X
@kk-9780288,
Yes, trial edition is valid for 30 days only.
Refer https://community.ptc.com/t5/PTC-Mathcad-Installation/All-About-Mathcad-Software-Installation/td-p/706433 for more information on Mathcad INstallation.