Samsung PN51E6500EFXZA - Manual (Page 142)

N If the wireless router is set to
Hidden (Invisible), you have to
select Add Network and enter
the correct Network Name (SSID)
and Security Key to establish the
connection.
4. If the Enter security key screen
appears, go to step 5. If you select
a wireless router that does not have
wireless security, go to step 7.
5. To set up wireless security, enter the