Release notes:

1. Supported:
- Color Laser Printer: SP C435DN
- Black and White Digital Copier: ... the user interface has been added.
- The driver UI can be displayed in Korean when the ... chosen in the list of models.
- The driver UI can be displayed in Korean or Traditional ... of models.

2. Fixed:
- When a driver is customized by using Printer Driver Packager NX to include the "Perform Bidirectional Communication ... setting, the setting does not work correctly during driver installation.
- The "Register Current Settings as One ... Preset" button remains grayed out when "Do not Print Blank Pages" is chosen in the "2 Sided/Layout/Booklet" ... "Device".
2. Automatic installation of the device driver will appear to start and then fail, displaying the message "Device driver software was not successfully installed". Close this message. ... screen is displayed, select "Browse my computer for driver software".
6. Browse to the folder containing the driver files (typically the CD-ROM or an extracted archive downloaded from the website) and click "OK".
7. ... the installation.

About PCL (Printer Command Language) Driver:

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. If your printer uses PCL protocol, it is imperative that you install these drivers in order to enjoy the full capabilities of your device.

Although PCL drivers offer a large number of features, they are not recommended for use in high quality printing as they don’t reproduce colors precisely.

Printer Command Language or PCL drivers are generally used for home or office printers ...