Download and Install License Updates
Do you have the latest installation?
Each time MechDesigner starts, it compares the installed and latest available versions.
Feedback Area: Installed and latest versions are the same:
Please read the message in the Feedback-Area to see if you have the latest version.
You can also see your installed version in Help menu > About
To Download the latest release
1.Login to your PSMotion account at: 
https://www.psmotion.com/user
You are taken immediately to the Download page.
The button to download MechDesigner also shows the latest release. E.g.:
Any new tools and bug-fixes are listed below the button.
2.Click the button to download the ZIP file.
To Install
1.Extract the executable from the ZIP file.
2.Do the installation in the normal way.
MechDesigner will find your existing Product-Key automatically. You should be able to run the update immediately.