The document provides step-by-step instructions for installing the Windows XP operating system on a computer. It lists the minimum system requirements for Windows XP as a Pentium 233MHz processor, 64MB of RAM, 4.3GB of hard disk space, a CD-ROM drive, and a VGA or higher resolution monitor. The installation process involves inserting the Windows XP CD, selecting an installation partition on the hard drive to install Windows to, formatting and copying system files, and completing post-installation configuration steps like setting the time/date, network settings, and activating Windows.