Turn Bluetooth, GPS, and mobile data on or off on an iOS device.
To turn Wi-Fi on or off, go to Settings > Wi-Fi and turn off Wi-Fi.
To turn Bluetooth on or off, go to Settings > Bluetooth and turn off Bluetooth.
To turn mobile data on or off, go to Settings > Mobile data and turn off Mobile data.
(Note: Each Android device may vary (like Samsung vs Nexus), so if you're unable to find your Bluetooth settings, please see your phone's manual or support site. )