Important notice
Reduce screen brightness and set a shorter screen timeout.
Turn off automatic syncing for Gmail, Calendar, Contacts and other applications.
Some applications you have downloaded may reduce battery power.
To check the battery power level:
From the Home screen, tap
phone > Battery.
The battery status (charging or discharging) and battery level (percentage charged) is
displayed.
To monitor and control how battery power is being used:
From the Home screen, tap
phone > Battery > Battery use.
Battery usage time is displayed on 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
operating system (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.
6
> Apps tab (if necessary) > Settings
> Apps tab (if necessary) > Settings
> About
> About