Download and install the SSC Service Utility for Epson Stylus Printers. http://www.ssclg.com/epsone.shtmlorhttp://www.epson.com/cgi-bin/Store/support/InkPadsForm.jspSelect your printer and model number (There is no Stylus C42 UX, so select Stylus C4x), then close the window. If it asks if you replaced with the pads; say “YES”. Then close the window. You will see a SSC Service Utilitiy icon (it looks like a printer) in the system tray (next to your click), and LEFT click. A menu will appear, from here you can click on “Protection counter” (its a red cross), then “reset protection counter”. Turn the printer power OFF, wait 10 seconds and then turn it back ON.