Getting started173 Replace the battery and back cover.Do not remove the memory card while the device is transferring or accessinginformation. Doing so can cause data to be lost or corrupted or damage to thememory card or device. Samsung is not responsible for losses that result from themisuse of damaged memory cards, including the loss of data.Formatting the memory cardA memory card formatted on a computer may not be compatible with the device. Format thememory card on the device.On the Home screen, tap Apps → Settings → More → Storage → Format SD card →Format SD card → Erase everything.Before formatting the memory card, remember to make backup copies of allimportant data stored on the device. The manufacturer’s warranty does not cover lossof data resulting from user actions.Turning 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.