Refurbished laptops are laptops that were returned by the customer due to hardware defects or appearance problems. And the agents return these devices to the manufacturer or their contracting companies to repair. The factories send the devices to the market for sale after repair and re-testing. But on their box, they add a” refurbished “label. These laptops are offered for sale in large numbers. The refurbished laptops, in addition to all the usual quality control that is done in factories; go through several stages of testing and quality control.