a) Touch the
icon at the bottom of the screen, your recently used applications will be displayed. b) If the current application supports split screen, there will be a split screen operation prompt at the top of the screen: 「Swipe to corner to trigger float window/split screen」. Follow this prompt.
Method2:
Go to 「Settings」 -> 「Button & gestures」 -> 「Gestures」 -> 「Split-screen gesture」, then in the home screen or applications supporting split screen, swipe up with 3 fingers on the screen to activate split mode.
