Comprehensive System Information - Version 3.1 Provides a detailed list of all of the known (by Windows) software, hardware, settings, and performance characteristics of a Windows-based computer system. The information may be viewed, printed, and/or exported. A capsule description of each category of information is also provided as well as built-in help information. A must-have for system administrators and those who either need to know the details of their operating environment or want to explore it to learn more.