Please go to "Settings" -> "System" -> "Gestures", check whether "Swipe up on Home button" is on/off
1. If not yet turned on "Swipe up on Home button" :
1-1. Open two Apps you would like to use.
1-2. Go to desktop and press square button next to Home button to check all Apps opened.
1-3. While in one of the Apps, press and hold the APP icon.
1-4. Click [Split screen]
1-5. System will display 2 screens. Click another App you are going to use in second screen.
2. If already turned on "Swipe up on Home button" :
2-1. Open Apps you would like to use.
2-2. Go to desktop and swipe up from the bottom to check all Apps opened.
2-3. While in one of the Apps, press and hold the APP icon.
2-4. Click [Split screen]
2-5. System will display 2 screens. Click another App you are going to use in second screen.
3. How to exit "Split Screen":
3-1. Press and hold the icon between split screen
3-2. Swipe up to the top or swipe down to the bottom to exit split screen
