Press

to return to the
Setup menu.
Make sure one of the following Wi-Fi status icons is displayed in the upper-right corner of the LCD screen.

(Infrastructure mode),

(Ad Hoc mode)
It may take a few minutes for the icon to be displayed.
Click Next on your PC to continue with the Wi-Fi setup for your computer.
To use the printer via Wi-Fi you need to make sure that a Wi-Fi connection is setup on your computer.