Open/Close the Notification Panel
Notifications report the arrival of new messages, calendar
events, and alarms, as well as ongoing events, such as when
you've configured your phone as a Wi-Fi hotspot. You can
open the notification panel to view the details of notifications.
To open the notification panel, swipe your finger down
from the top of the screen.
To close the notification panel, swipe your finger up on
the screen or touch the Back key.
Using Two Apps in Split-Screen Mode
You can work with two apps at the same time in split-screen
mode.
NOTE: Not all apps support split-screen mode.
Method one:
1. Touch the Recent appskey to view your recently used
apps.
2. Press and hold the tab of the first app you want to use,
and then drag it to Drag here to use split screen.