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Important notice
To check the battery power level:
•
Tap
> Settings > General tab > About phone > Battery.
The battery status (charging or discharging) and battery level (percentage
charged) is displayed at the top of the screen.
To monitor and control how battery power is being used:
•
Tap
> Settings > General tab > About phone > Battery >
Battery use.
Battery usage time is displayed on the screen. It tells you how long it has
been since you turned on your phone. The screen shows the applications
or services using battery power, listed in order from the greatest to
smallest amount used at the bottom.
3. Before installing an open source
application and OS
WARNING
If you install and use an OS other than the one provided by the
manufacturer it may cause your phone to malfunction. In addition, your
phone will no longer be covered by the warranty.
WARNING
To protect your phone and personal data, only download applications
from trusted sources, such as Play Store. If there are improperly
installed applications on your phone, the phone may not work normally or
a serious error may occur. You must uninstall those applications and all
associated data and settings from the phone.
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