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Some applications you have
downloaded may reduce your
battery’s life.
To check the battery charge level:
On the home screen, touch the
Applications tab and select
Settings > About phone >
Status.
The battery status (charging,
discharging) and level (as a
percentage of a full charge) are
displayed at the top of the screen.
To monitor and control battery
use:
On the home screen, touch the
Applications tab and select
Settings > About phone >
Battery use.
The top of the screen displays
the battery usage time. This
is either how long since your
phone was last connected to a
power source or, if connected to
a power source, how long since
your phone last ran on battery
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power. The body of the screen
lists the applications or services
using battery power, from highest
consumption 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, your
phone may malfunction.
WARNING
If you install and use an OS
other than the one provided by
the manufacturer, your phone
will not be covered by
the
warranty.