applications.
Some applications you have downloaded may cause your battery life to be
reduced.
Checking the battery charge level
1. From the Home screen, touch the Applications Key
Settings
> About phone > Status.
2.
Monitoring and controlling what uses the battery
1. From the Home screen, touch the Applications Key
Settings
> About phone > Battery use.
2.
applications or services using battery power, from greatest amount to
least.
3. Installing an open source operating system
rather than using the OS provided by the manufacturer, your phone may
malfunction.
WARNING:
manufacturer, your phone is no longer covered by the warranty.
, then select
, then select