Open the first app
Swipe up slightly from the bottom to show the Dock
Touch and hold the second app in the Dock
Drag the app to the left or right edge of the screen
Release it when the Split View area appears
Adjust the divider to change each app’s size
To switch apps, drag another app from the Dock into Split View
To close Split View, drag the divider all the way to one side
On supported iPads, use the green window button to enter multitasking options and choose Split View
If Split View is unavailable, check that your iPad model and app support multitasking