Michael Hillmdhillca@gmail.com2016Bluetooth, wi-fi and mobile broadband can be switched off to reduce battery use.Switch off unused wireless technologies
You can reduce battery use by switching off bluetooth, wi-fi or mobile
broadband when they are not in use.
Open the Activities
overview and start typing Wi-Fi or Bluetooth, respectively.
Click Wi-Fi to open the panel, or Bluetooth, respectively.
In the header bar, switch the unused services to off. Re-enable when needed by switching to on.