Getting started16Switching between cardsWhen two SIM or USIM cards are activated, card selection icons appear on the dashboard ofthe notifications panel. Open the notifications panel and then select a card.Charging the batteryUse the charger to charge the battery before using it for the first time. A computer can be alsoused to charge the device by connecting them via the USB cable.Use only Samsung-approved chargers, batteries, and cables. Unapproved chargers orcables can cause the battery to explode or damage the device.• When the battery power is low, the battery icon appears empty.• If the battery is completely discharged, the device cannot be turned onimmediately when the charger is connected. Allow a depleted battery to charge fora few minutes before turning on the device.• If you use multiple apps at once, network apps, or apps that need a connectionto another device, the battery will drain quickly. To avoid disconnecting from thenetwork or losing power during a data transfer, always use these apps after fullycharging the battery.1 Connect the USB cable to the USB power adaptor.2 Open the multipurpose jack cover.3 When using a USB cable, plug the USB cable into the right side of the multipurpose jackas shown in the image below.