Opening an app
On the Home screen: Tap the app icon you want to open.
OR
From the Apps screen: Press the Home Key
and tap Apps 
>
the Apps tab (if necessary), then tap the icon
you want to open.
On the Home screen: Tap the app icon you want to open.
OR
From the Apps screen: Press the Home Key and tap Apps >
the Apps tab (if necessary), then tap the icon
you want to open.