There have been some under-the-hood changes to Wi-Fi, which make it faster and more secure to connect to other devices
Turn on Wi-Fi by following these steps:
1) Touch the “Settings” icon from the Home screen or under the main menu.
2) Touch “Network & internet”
3) Touch Wi-Fi.
4) Turn the switch to “On” position, the device will scan for available networks and display their names.
*Secured networks are indicated with a lock icon.
*If the device finds a network that you connected to previously, it connects to it.
5) Touch a network name to see more details or connect to it.
6) Enter a password or other credentials to connect to the network.