Some applications aren't ended completely when you return to the home screen. If you don't end them from the list of running applications, they keep running in the background which may slow down your tablet.
Step 1 of 3
End active applications
Press the running applications icon.
Step 2 of 3
End active applications
Slide your finger right on the required application.
Step 3 of 3
Return to the home screen
Press the home icon to return to the home screen.
End active applications
Press the running applications icon.
Slide your finger right on the required application.
