If you have add-on modules (Embed/Comm or Embed/Digital Power Designer) installed on your computer, you must uninstall them first. The Uninstallers for the add-on modules are under the Altair Embed 2021 – Software folder. If you don’t see the Uninstaller, go to Control Panel > Programs > Uninstall a Program to uninstall it.
Next, uninstall your Embed product using the proper Uninstaller, which you can access from the Start menu under:
•Altair Embed 2021 - Software > Uninstall
•Altair EmbedSE 2021 - Software > Uninstall
•Altair Embed Basic 2021 - Software > Uninstall