Samsung Galaxy S III User Manual page 136

Advanced Wi-Fi Settings
1. From the Connections menu, touch Wi-Fi
Menu Advanced.
2. Configure settings:
• Network notification: When enabled, the phone notifies you of
nearby Wi-Fi networks when you launch a high data-usage
application.
• Sort by: Select whether WAPs are listed in Alphabet order or
Signal Strength order.
• Keep Wi-Fi on during sleep: Specify when to switch from
Wi-Fi to mobile data for data communications, when the phone
goes to sleep (when the backlight goes out). This setting can
affect your data usage, and the behavior of devices you
connect to the phone, such as when tethering or using
Mobile Hotspot.
• Always allow scanning: Google location service and other
apps scan for Wi-Fi networks, even when Wi-Fi is turned OFF.
• Install certificates: Installs optional security certificates from
an installed microSD card. For more information, refer to
"Installing a Memory Card" on page 7..
130
• MAC address: (Not configurable) View the phone's MAC
address, needed for connecting to some secured networks
(only shows when Wi-Fi is active).
• IP address: (Not configurable) View the phone's IP address
(only shows when connected to a Wi-Fi network).
Wi-Fi Direct
Wi-Fi Direct allows devices to connect to each other directly
through Wi-Fi, without a Wi-Fi network or hotspot, and
without having to set up the connection.
Example: Some printers support Wi-Fi Direct, allowing you to
print from your phone using Wi-Fi Direct.
Turning Wi-Fi Direct On or Off
1. From the Connections menu, turn Wi-Fi ON.
2. Touch Wi-Fi Direct. The Wi-Fi Direct screen displays,
and the device scans for available Wi-Fi Direct devices
and lists them under Available devices.
For information on connecting the device to other Wi-Fi
Direct devices, see "Connecting to Wi-Fi Direct
Devices" on page 121.