Multitask. Swipe up from the bottom of the screen and pause. If you're in an app, swipe right along the bottom edge of the screen to switch to another app.
Can iPhone 11 do split screen?
Getting Started with Your iPhone
The largest models of iPhone, including the 6s Plus, 7 Plus, 8 Plus, Xs Max, 11 Pro Max, and iPhone 12 Pro Max offer the split-screen feature in many apps (although not all apps support this function). ... When you're using an app that supports this feature, the screen splits automatically.
How do you split the screen on 11?
Open in Split Screen View
From the Recent apps screen, tap the second app to be viewed. (top). Adjust the size of the apps by sliding the horizontal bar between the apps up or down.