ENABLE PRODUCTIVITY MODE: From the home screen, swipe down from the Notification bar then select the Settings icon.
Scroll to and select Productivity Interface.
Select the Productivity Interface switch On.
A Navigation bar will appear on the bottom of the screen that will allow you to easily switch between apps. To access the Apps tray, select the Apps tray icon.
Select the desired app(s) Note: For this demonstration the Gmail app and Calendar app was selected.
You can switch between apps by selecting the desired app icon you want to switch to.
To close an app, select and hold the desired app icon then drag it upwards to close.
DISABLE PRODUCTIVITY MODE: From the Settings screen, scroll to and select Productivity Interface.