MapInfo 7.5 is an old version of the application released in 2003. It is not compatible with Windows 8. You can acquire a compatible version from the official web page. MapInfo Professional v12.0 is the latest version and it can run on all Windows operating systems. You can test it 30-days free of charge if you download and install the trial version. Fill up the form from Pitney Bowes Inc website, click the Download FREE Trial button and install the program.