Before starting wireless setup, ensure that the 123.hp.com/setup Printer and its parts are connected to pc.
You need the Good Active Internet Connection with community SSID, Wifi network hp Officejet Pro 6978 wifi password and the computer will connect to a similar community as your printer system has hooked up.
Turn Printer ON. Try to position the 123.hp.com/Setup 6978 Printer and Computer for higher internet access as near to each other.
Remove the Printer from Ethernet and USB cable. Install hp officejet pro 6978 Printer Driver Software to set up wifi Connection.
Once instructed from the display appears, connect the USB cable. This will transfer some data from wi-fi to the Printer.