the screen.
Monitoring and controlling what
uses the battery
1
In the Home screen, touch the
Applications tab, then select
Settings > About phone > Battery
use.
2
Battery usage time is displayed
at the top of the screen. It tells
you how long it has been since
you last connected your phone
to a power source or, if currently
connected, how long the phone
was last running on battery power.
The screen shows the applications
or services using battery power,
listed in order from the greatest to
smallest amount used.
3. Before installing an open source
application and OS
If you install and use an open source
operating system (OS) on your phone
rather than using the OS provided by
the manufacturer, your phone may
malfunction.
9