How to find your serial number or Customer ID - Desktops
The table below shows examples of Gateway® desktop computer case styles. For information about serial number label locations, click the graphic that matches your computer case style.
Note: Some computers can be scanned for their serial number. To use this feature, click the Support tab above, and then click the Find my serial # link. The computer will be scanned, and if stored, the serial number will be reported.