HP 123 Laserjet printer uses laser or LED technology to print documents and photos. HP 123 Laserjet Printer Setup provides good printing quality. If you are a new user of HP Laserjet printer and want to know how to set up the HP Laserjet printer then you have landed in the right place. Here, in this blog, we are going to discuss the easiest way to complete the setup of the HP laserjet printer.