From the Home screen, drag down the Notification Panel.
Tap the Settings icon.
Scroll to Applications.
Tap Applications.
Tap Application manager.
Swipe to ALL.
Scroll to an app.
Tap an app.
Tap CLEAR DATA.
Tap CLEAR.
To stop an app, tap FORCE STOP. Only use this if the app isn't properly working or you suspect it may be malicious.
Tap OK.
You've completed the steps!
