@Anonymous
Welcome to the community...
Inventor 30 day trials are free and even if you used if for a few days, it will just stop working after 30 days. No need to worry about anything else.
Mark Lancaster
& Autodesk Services MarketPlace Provider
Autodesk Inventor Certified Professional & not an Autodesk Employee
Likes is much appreciated if the information I have shared is helpful to you and/or others
Did this resolve your issue? Please accept it "As a Solution" so others may benefit from it.