Hide the Wi-Fi network name to limit the visibility of your network to nearby wireless devices.
INSTRUCTIONS & INFO
From a device that is connected to the AT&T Wireless Internet network, open the web browser then go to http://att.wirelessinternet. Enter the Admin Login, then click Login. Note: The default admin login is attadmin. The admin login can be found on the bottom of the device.
Select Disable next to Broadcast Network Name (SSID), then click Apply to hide the Wi-Fi network name. Note: The AT&T Wireless Internet provides both 2.4GHz and 5GHz networks, which can be controlled separately.