My phone is running slow

There are too many running apps

End running applications.

1 of 5 steps Slide your finger slowly upwards starting from the bottom of the screen until the list of running applications is displayed.
2 of 5 steps Press and hold the required application.
3 of 5 steps Press the end icon next to the required application to end it.
4 of 5 steps Slide your finger upwards starting from the bottom of the screen to return to the home screen.