Lexmark CS531
The AirPrint software feature is a mobile printing solution that allows you to print directly from Apple devices to an AirPrint‑certified printer.
Notes:
From your mobile device, select a document from your file manager or launch a compatible application.
Tap > Print.
Select a printer, and then adjust the settings, if necessary.
Print the document.
Print directly from your mobile device to a supported Lexmark printer.
Print directly from your mobile device to network‑connected printers and print management servers.