How to set the flash color of Samsung S8 caller side screen?

1. Step 1: Click the setting icon button in the upper right corner of the slide notification bar, as shown below.

2. After entering the setting page, select and click the "Display" option.

3. After entering the display page, select and click the "Surface Side Screen" option.

4. After opening the curved side screen page, select and click "Side Screen Flash" as shown in the figure below.

5. Enter the flashing menu on the side screen, select and click the "Advanced Settings" option below.

6. Finally, in the advanced settings menu, you can set the color of the side screen flash as needed.