On Wed, Jul 23, 2014 at 8:51 PM, Wes James <comptekki at icloud.com> wrote: > I tried to add the printer: > > HP Color LaserJet CP4020 Series Printer > > but CentOS 7 must not know what driver to use. Are you adding the printer from the CUPS webui? You may not find any Linux drivers on the official driver page but ... try the HPLIP drivers <http://hplipopensource.com/hplip-web/models/color_laserjet/hp_color_laserjet_cp4020_series.html> -- Arun Khan