I have a single seat of SW Premium, purchased in 2009; still running .  Several years ago, my license LOST PREMIUM FUNCTIONALITY for FEA etc:  Multiple attempts by provider (Tri-Mech) failed to fix or provide workarounds.

Symptom is that Add-Ins don't appear in the drop-down menu.  No one has been able to fix the problem...Trimech will only sell me a new seat for full price...

I teach at MIT, and provide