
To explore power management options, from the Home screen, press the Center Soft Key, select Settings > Device > Battery > Power saving mode. Power saving mode: Power saving mode minimizes battery usage to extend battery life.To lower the brightness level, move the wheel to the left. To adjust the brightness level, from the Home screen, press the Center Soft Key, select Settings > Personalization > Display > Brightness.

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Power off the device before opening the back cover to install a Nano SIM card or a microSD card. You can’t make or receive phone calls without a properly installed SIM card unless it’s an emergency call (911). The SIM (Subscriber Identity Module) card identifies your device to the wireless network. Mutes the ringtone of an incoming call Set up your SIM/microSD card.In general mode, adjusts the ringtone volume.In Music/Video/Streaming mode, adjusts the media volume.In call mode, adjusts the earpiece or headset volume.Press and hold: Restart or Power on/off.Press: end a call, return to the Home screen.Press: enter call log (from the Home screen).Press Up: access Ringtones & Alerts settings.Menu selection moves up, down, right, and left.

Confirm an option from the middle of the bottom of the screen.Press: access app list (from the Home screen).
