Calls and contacts
Apps and media
Global online services
Cause 2 of 6: You have running applications
If you have running applications, this will affect the battery life.
Solution: End one or more running applications.
End active applications
Press and hold the Menu key.
Press and hold the required application.
Press App info.
Press Force stop.
Press OK to confirm.
Return to the home screen
Press the Home key to return to the home screen.