How to connect to the internet on PS3 ? [I Own a Playstation 3]

Hard line

Run an ethernet cord from the power supply to your horseless carriage, hitch it to a tractor, tow it to a field, get your shovel, bury it, lay some hay so the grass grows back, wait six months to a year, dig it up and you might have an hour's worth of WWW on that bad boy.

There are network settings under the system settings where you can connect it to your WiFi