Most people don’t think about the symbols on the back of their computer, but they are important for understanding the device. The symbols can tell you a lot about your computer, including its manufacturer and model.

The most common symbol on the back of a computer is the barcode. This barcode contains information about the computer, including the manufacturer, model, and serial number. The barcode is used by retailers to track inventory and is also used by manufacturers to help with warranty and support issues.

Another common symbol on the back of a computer is the CE mark. This mark …