The installation folders of Power Prostructures is different from the AutoCAD version.
Below are the information about the default location of the installation folders.
The Default location of Installation folders for Prostructures are listed under
There are some circumstances that the ProgramData folder is not visible, when you try to go into the location of the files. Please see details below how to check the settings and make the ProgramData folder visible.
1. Open file explorer and then go to your local Drive C:\
2. From the screen shot below you can see that ProgramData folder is not listed.
3. To make the ProgramData visible please refer to video below.