Ensure tramsim_vienna.part1.rar , tramsim_vienna.part2.rar , and tramsim_vienna.part3.rar are all downloaded into a single directory.
Document the required specifications for TramSim Vienna. tramsim_vienna.part3.rar
Right-click only on the first file ( .part1.rar ) and select "Extract Here" (or "Extract to..."). Ensure tramsim_vienna
Note the installation path and version numbers. tramsim_vienna.part3.rar