Wireless NetworkConnect the TV to the Internet using a standard router or modem.For LED 4500 and 5300 seriesInsert the Samsung wireless LAN adapter (WIS09ABGNX, WIS12ABGNX) into one of the TV’s USBports, referring to the illustration. Without this connection, the TV cannot connect to the Internetwireless.Using the wireless LAN adapter may cause image retention or radio interference on some TV channels.In those cases, use one of the following methods.● Use a vertical-type wireless LAN adapter.● Connect the wireless LAN adapter to a USB extension cable, and insert the cable’s USB plug intoone of the TV’s USB ports. Install the wireless LAN adapter on the top of the TV’s back using anadhesive tape.