Opening two apps on the screen enables you to perform multiple tasks simultaneously on a phone screen.
Split-Screen Functionality on Samsung Galaxy Note 8 according to the following instructions:
Step 1:
Press and hold the recent apps key.

Press and hold the recent apps key.
Step 2: Select your favorite apps.


Select your preferred applications.
Step 3: Split-screen interface.

Split-screen display.
Congratulations! You have successfully enabled a useful feature on the Samsung Galaxy Note 8. Best wishes for your success.