The Samsung Galaxy Grand is an Android smartphone manufactured by Samsung Electronics and released in January 2013. It is also known as the Samsung Galaxy Z I9082Z in India.
Models: GT-I9082, GT-I9082Z, GT-I9082L.
To join a wifi network, simply swipe down the notification bar and hold the WiFi icon or tap the text beneath it, then tap on the network you want to connect to. If the network has a password, type it in when it asks you.