The NRG P7132N PCL 5e Windows driver is a software component that allows the NRG P7132N printer to communicate properly with a Windows operating system. The printer uses the PCL 5e (Printer Control Language 5e) standard for printing, which is commonly used by a variety of printers for handling print jobs. Installing the correct driver ensures that the printer functions efficiently, with the ability to take full advantage of all its features.