1.You can connect to Wi-Fi either through a personal or a public connection. Public Wi-Fi can be found at places like schools and railway stations or offices , and may or may not be free.  Note: You may need a password to connect to public Wi-Fi.

2.Tap on 'Settings'.

3.Tap on ‘Network and Internet'.

4.tapping on the 'toggle' icon of wifi .

5.You will see a list of available networks. Tap on the correct network.  

6.Type in the password and tap 'Connect'.