8introducing your phone4. Insert the battery.5. Replace the back cover.Charge the BatteryBefore using the phone for the first time, you must chargethe battery. You can charge the phone with the providedtravel adapter or by connecting the phone to a PC with a PCdata cable.Only use Samsung-approved chargers and cables.Unauthorized chargers or cables can cause batteriesto explode or damage your phone.When your battery is low, the phone will emit awarning tone and display a low battery message. Thebattery icon will also be empty and start blinking.If the battery level becomes too low, the phone willautomatically power off. Recharge the battery tocontinue using the phone.