Wi-Fi is a term used for certain types of Wireless Local Area Networks (WLAN). Wi-Fi communication requires access to a Wireless Access Point (WAP).
Wi-Fi Direct creates a direct connection between two or more devices using Wi-Fi.
Turn Wi-Fi On or Off
Turning Wi-Fi on makes your device able to discover and connect to compatible in-range WAPs.
1.From a Home screen, tap 
Apps > 
Settings > CONNECTIONS.2.Tap Wi-Fi, and then tap ON/OFF to turn Wi-Fi on or off.Wi-Fi Status Indicators
Status bar icons show your current Wi-Fi connection status:•When Wi-Fi is connected, active, and communicating with a Wireless Access Point (WAP), 
displays.
•If a Wi-Fi access point is available, but your device is not connected to it, 
displays. It may also display if there is a communication issue with the target Wireless Access Point (WAP).
Scan and Connect to a Wi-Fi Network
1.From a Home screen, tap 
Apps > 
Settings > CONNECTIONS.2.Tap Wi-Fi, and then tap ON/OFF to turn Wi-Fi on.When Wi-Fi is first turned on, your device will automatically scan for available networks and display them.
3.Tap the network you want to connect to.When you select an open network, you are automatically connected to the network. Otherwise, enter a password to connect.
4.To manually scan for networks, tap 
Menu > Scan.Manually Connect to a
Wi-Fi Network
1.From a Home screen, tap 
Apps > 
Settings > CONNECTIONS.2.Tap Wi-Fi, and then tap ON/OFF to turn Wi-Fi on.3.Tap Add Wi-Fi network.4.Enter information about the Wi-Fi network:•Network SSID: Enter the name of the Wi-Fi network.•Security: Select a security option and enter your password.•Show advanced options: Tap if you need to add advanced options such as Proxy settings, IP settings, or Key management.
5.Tap CONNECT to store the new information and connect to your target WAP.
