Getting started16Turning the device on and offWhen turning on the device for the first time, follow the on-screen instructions to set up yourdevice.Press and hold the Power button for a few seconds to turn on the device.• Follow all posted warnings and directions from authorised personnel in areaswhere the use of wireless devices is restricted, such as aeroplanes and hospitals.• Press and hold the Power button and tap Flight mode to disable the wirelessfeatures.To turn off the device, press and hold the Power button, and then tap Power off.Adjusting the volumeTurn the Zoom button left or right to adjust the ringtone volume, or to adjust the soundvolume when playing music or video.Switching to silent modeUse one of the following methods:• Press and hold the Power button, and then tap .• Open the notifications panel at the top of the screen, and then tap Sound.