Using the music player on my mobile phone
Turning the screen lock on my mobile phone on or off
Restarting my mobile phone
Writing text on my mobile phone
Some applications aren't ended completely when your mobile phone returns to the home screen. They keep running in the background unless you end them from the list of active applications.
Find "Task Manager"
Tap the menu icon.
Tap Task Manager.
End active applications
To end one application:
Tap the end task icon next to the required application.
To end all applications:
Tap Stop all.
Return to the home screen
Tap the Home key to return to the home screen.
Tap anywhere to dismiss
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