Calls and contacts
Apps and media
Cause 1 of 2: There are too many running applications
If you've used many applications on your tablet, it may get slow because the applications keep running in the background.
Solution: End running applications.
End running applications
Slide your finger upwards starting from the bottom of the screen.
Slide the required application upwards to end it.
Return to the home screen
Press the Home key to return to the home screen.