Power Saving Mode
When enabled, your device automatically analyzes the screen and adjusts the brightness to conserve battery power.
1.From a Home screen, touch 
Apps ➔ 
Settings
➔ Power saving mode.
2.Touch the OFF / ON button to turn the feature
ON 
.
3.Touch Power saving mode for options:
• CPU power saving: Limit the maximum performance of the CPU.
• Screen power saving: Use low power level for the screen.
• Turn off haptic feedback: Turn of use of haptic feedback.
4.Touch Learn about power saving to display more information about conserving power.
Battery
See how much battery power is used for device activities.
1.From a Home screen, touch 
Apps ➔ 
Settings
➔ Battery.
The battery level displays in percentage. The amount of time the battery was used also displays. Battery usage displays in percentages per application.
2.Touch Screen, Android System, or Android OS to view how the display and the Android system are affecting battery use.
Note: Other applications may be running that affect battery use.
3.Touch Show battery percentage to display the device battery status next to the battery icon.
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