How do I set up wireless printing on my smartphone or tablet?

You can set up wireless printing from a smartphone or tablet by following the instructions in the 'Setting Up Wireless Printing from a Smartphone or Tablet' section on page 33 of the manual. The ET-2850 supports multiple mobile printing solutions including AirPrint, Epson Print Enabler for Android, and the Mopria Print Service, depending on your device type.