How to turn power saving mode on and off on my ZTE Grand X View

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Power saving mode (extended standby mode) optimizes battery life on your ZTE Grand X View. When the screen is off, your tablet will save power by lowering the screen brightness, turning off haptic feedback and limiting the tablet's performance. You will still receive messages and notifications.
1. Swipe right to access apps.
2. Touch Settings.
3. Touch More.
4. Touch Battery.
5. Touch Powersave.
6. Touch the Powersave slider to turn it on.
7. Power saving mode is now on. Touch the slider again to turn off power saving mode.