Samsung SM-G870ARREATT - Manual (Page 18)

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• Do not wait until your battery is completely depleted before
charging your device. Repeating this process of a complete
discharge and recharge can over time reduce the storage
capacity of any battery.
• Use the Power Saving feature to deactivate some hardware and
interface functions.
• Check the Battery use screen to review what features or functions
have been consuming your battery resources.
• Check the Running Services and close any unnecessary
applications.
• Use the Task Manager feature to end/shutdown background
applications that are still running. These minimized applications
can, over time, cause your device to slow down.
• Animated wallpapers use processing power, memory, and more
power. Change your Live Wallpaper to a non-animated Wallpaper
gallery or Gallery image.
Switching the Device On or Off
Once the device has been configured, you will not be
prompted with setup screens again.
To turn the device on:
1. Press and hold Power/End until the device
switches on.
The device searches for your network and after finding
it, you can make or receive calls.
2. Swipe your finger across the screen to unlock the
phone.
To turn the device off:
1. Press and hold Power/End until the Device
options screen appears.
2. Tap Power off.
3. At the Power off prompt, tap OK.