I'll assume you've installed the Windows version of FIA, which will have a name like 'FIA_Windows_v2.4.4_147_installer.exe'.
Once you have run the installer, you should see the following new directories on your PC:
The top directory contains libraries and executables for FIA.
Subdirectory 'Examples' contain sample data sets which can be run from the command line. For instance, if you cd into 'examples\Multilevel Brinson' and enter fia64 -c levecq.cnf, FIA will run a Brinson analysis.
The other subdirectories contain example code for the language shown. For instance, directory python39 contains the following files:,
This directory contains Python files and libraries required to run FIA from Python 3.9. To run the demo, type
python demo_python39.py
from the command line.