1. How to unpack SIMA zip-File Sometimes SIMA is delivered as a zip-file, which you will have to unpack at a selected location. If you delete the folder, you delete SIMA. You do not have to uninstall SIMA. 2. Unpack Double-click on zip-file and create a folder where you want the files to be stored In my case, this is called: The content of the folder is: 3. Create a short-cut Create a short cut to sima.exe Move and save short-cut on desktop How to record video How to do eigen value analysis