Program Files(x86)/.'
Old programs are difficult to install and run because the system components and pathways they require often just don't exist in our new machines:-( You could always buy the newest version, 10 (currently $27.99 instead of $79.99). I think that software was made for Windows 95 originally. It would probably run on XP, but Windows 7 has had so many changes. The software is pretty old now - and therefore it's highly unlikely that it would work properly without being buggy or being unstable, even with compatibility mode.
Get GIMP instead it's free and runs on modern operating systems. It's the best free image editing software available today. It can do 99% of the same stuff is Adobe Photoshop. If GIMP is too complicated, then get Paint.NET also free. Not as powerful as GIMP or Photoshop, but still good nonetheless.
Pss software for windows. Siemens is acquiring the specialized software company Electrocon International Inc. (EII) to uniquely enhance simulations of power grids and strengthen the company’s electrical digital twin efforts. Power system planners and operators require powerful, flexible and intuitive software tools to support their daily grid simulation and analysis work. To compete in this dynamic environment and position yourself as a utility of the future, you need the right partner and the right tools.