The SHARP AL-The SHARP AL-1641645CS5CS Windows driver is a software is a digital multifunction copier that functions as a printer, scanner, and copier. component that enables your computer to communicate with and control the SHARP AL-1645 It typically requires a specific driver to work with a Windows operating system. The Windows driverCS printer/copier over a network or through a direct USB connection. This for the SHARP AL-1645CS allows your computer to communicate driver allows your Windows operating system to recognize the device, enabling printing, scanning with the printer, enabling it to send print jobs to the device, and possibly other functions offered by the device.