To extend battery life or stop connections, turn Bluetooth off when you're not using it.

Touch Applications.

Scroll and touch Settings.

Touch Bluetooth.

To turn on Bluetooth, touch the Bluetooth slider.

Bluetooth will now be switched on.

To turn off Bluetooth, touch the Bluetooth slider.

Bluetooth will now be turned off and this will also extend battery life.

Note: Swipe down the status bar to quickly turn Bluetooth on or off.