Basics17Turning the device on and offPress and hold the Power key for a few seconds to turn on the device.When you turn on your device for the first time or after performing a data reset, follow the on-screen instructions to set up your device.To turn off the device, press and hold the Power key, and then tap Power off.• If your device is frozen and unresponsive, press and hold the Power key and theVolume key down simultaneously for more than 7 seconds to restart it.• Follow all posted warnings and directions from authorised personnel in areaswhere the use of wireless devices is restricted, such as aeroplanes and hospitals.