149SafetyEmergency modeAbout emergency modeUse this mode to extend the device’s standby time when you are in an emergency situation.When this mode is activated, the screen’s brightness decreases and battery consumption isreduced by restricting some features. You can also turn on the flash, sound alarms, and sendyour location information to others in a message.Activating emergency modePress and hold the Power button, and then tap Emergency mode. Alternatively, on theApps screen, tap Settings → Safety assistance → Emergency mode, and then drag theEmergency mode switch to the right.You may incur additional charges for sending messages or using the mobile network.