Samsung Dart - TETHERING; Tether your phone; WI-FI SHARING; Use Wi-Fi Sharing

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 Cellular Preferred



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 Wi-Fi Only



Turn on Wi-Fi and Wi-Fi calling
Status

Wi-Fi



Connect
Home key.
 Applications icon
Wi-Fi Calling.
 

On/Off

Wi-Fi Calling 



Turn off Wi-Fi calling




Applications 
Wi-Fi Calling
On/Off

Set connection preferences



Applications 
Wi-Fi Calling
Menu
Settings
Connection preferences
Wi-Fi Preferred, Cellular
Preferred, or Wi-Fi Only.
OK