Cannot Print or Connect
Redo printer setup if one of conditions below is applied.
- if you have replaced a computer or wireless router
- if you have changed wireless router settings
- if you have changed the printer connection method (Wi-Fi/USB)
-
if you have forgotten the administrator password specified for the printer
If you have forgotten the password, select Device settings > Reset settings > Reset all in the setup menu to restore the password to default, and then redo printer setup.
Visit here for more on the setup procedure.
If none of the above is applied, see Printer Suddenly Stopped Working for Some Reason.