18Getting startedGetting startedTurn on or off your deviceTo turn on your device, press and hold the Power key.If you are turning on your device for the first time, followthe on-screen instructions to set up your device. Youmust sign in to Google or create a Google account touse applications that interact with the Google server.To turn off your device, press and hold the Power key, andthen select Power off → OK.Follow all posted warnings and directions from●approved personnel in areas where the use of wirelessdevices is restricted, such as aeroplanes and hospitals.To use only your device’s non-network features,●switch to Flight mode. ► p. 107