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To monitor and control what uses the battery
From the Home screen, touch the Application
Launcher icon
g
Settings
g
About phone
g
Battery use.
The top of the screen displays battery usage
time. Either how long since last connected to a
power source or, if connected to a power source,
how long you were last running on battery
power. The body of the screen lists applications
or services using battery power from greatest
amount to least.
3. Installing an Open Source OS
If you install an open source OS on your phone, and
do not use the OS provided by the manufacturer,
this may cause your phone to malfunction.
WARNING: If you install and use an OS other
than the one provided by the manufacturer, your
phone is no longer covered by the warranty.
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