Instructions
Press the power button to turn on your AT&T MiFi device.
Turn on your PS3 and TV. The PlayStation 3 home menu appears once the console loads.
Navigate to the "Settings" menu and press "X." Scroll to "Network Settings" and press "X." Highlight the "Easy" option. Press "X."
Highlight the "Wireless" option and press "X." Select the "Scan" option in the window that opens to search for the MiFi's network. Highlight the SSID or wireless name of the network in the list that appears and press "X." The name of the network can be found on the network information card on the bottom of the MiFi unit.
Scroll to the "WPA" option in the Security Type window and press "X." Use the on-screen keyboard to type the wireless password for the device. Press "X" to save the settings and complete the connection.