Basics8Precautions for device overheatingIf you begin to feel uncomfortable due to the device overheating, stop using the device.When the device heats up, the features and performance may be limited or the device mayturn off to cool down. The feature is only available on supported models.• If the device overheats and reaches a certain temperature, a warning message will appearto prevent device failure, skin irritations and damages, and battery leakage. To lower thedevice’s temperature, the screen brightness and the performance speed will be limitedand battery charging will stop. Running apps will be closed and all calling and otherfeatures will be limited, except for emergency calls, until the device cools down.• If the second message appears due to a further increase of the device’s temperature, thedevice will turn off. Do not use the device until the device’s temperature drops below thespecified level. If the second warning message appears during an emergency call, the callwill not be disconnected by a forced shut down.Precautions for operating environmentYour device may heat up due to the environment in the following conditions. Use caution toavoid shortening the battery’s lifespan, damaging the device, or causing a fire.• Do not store your device in very cold or very hot temperatures.• Do not expose your device to direct sunlight for extended periods.• Do not use or store your device for extended periods in very hot areas, such as inside acar in the summertime.• Do not place the device in any areas that may overheat, such as on an electric heatingmat.• Do not store your device near or in heaters, microwaves, hot cooking equipment, or highpressure containers.• Do not use a cable whose covering is peeled off or damaged, and do not use any chargeror battery that is damaged or malfunctioning.