Hi Beverlyp,
Thank you for using the Support Forum. Please make sure you have set up the Wi-Fi direct. by following the instructions in this article from the online support for your printer. Also make sure you have chosen wifi as your primary network by following the instructions in this article. Please consider contacting your support centre for further assistance.
My 6510 has a wifi adapter but it does not show up on the menu. in Other words there is no wifi settings option.