PCL Printer drivers are basically a set of small programs able to create an interface between your printer and the operating system on your personal computer. About Printer and Scanner PCL (Printer Command Language) Packages: Close the wizard and perform a system reboot to allow changes to take effect. Read EULA (End User License Agreement) and agree to proceed with the installation process. Allow Windows to run the file (if necessary). Locate and double-click on the available setup file. Unzip the file and enter the newly-created directory. Save the downloadable package on an accessible location (such as your desktop). To install this package please do the following: Even though other OSes might be compatible as well, we do not recommend applying this release on platforms other than the ones specified. If it has been installed, updating may fix problems, add new functions, or expand existing ones. This package contains the files needed for installing the PCL5c/5e driver.