Editing printing-settings with AirPrint | Apple Support Communities 3 Dec 2011 ... AirPrint doesn't let you change the settings. You might want to try the Epson printing app, but I think you can only change setting on photos.
Using AirPrint with your iPad - A how-to Guide - iPad Help 12 Oct 2013 ... Step 1: Check to see if your printer is AirPrint compatible ... You can only change printer settings on its host computer; the iPad will not allow ...