Find Windows XP Product Key from the Windows XP CD: 1) Insert Windows XP cd into a working computer. 2) Exit the Autorun introduction. 3) Open "My Computer" 4) Right Click on the Windows XP cd-rom drive and select explore. 5) Open the USWXP32P_ZX folder. 6) Open the sysprep folder. 7) Open unattend.txt Your CD's product key is contained within the unattend.txt file. Note: On some system disks, USWXP32P_ZX is a hidden folder. If you cannot locate the folder, you may also search for unattend.txt and mark "Search Hidden Files". As best I am aware, this should work on Microsoft Windows XP Home, Windows XP Professional, and OEM versions of Windows XP from restore disks. Popularity: 29%