Individual panels can be edited or personalized on the Samsung device, with different functions and options depending on the panel.

Note: This tutorial shows how to edit the Contacts panel. Here we add new contacts to the Page panel and change their positions. This is for illustration purposes and may differ for other panels.

Android 10 (One UI 2.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Display
Step 3:  Tap on  Edge screen
Step 4:  Tap on  Edge panels
Step 5:  Tap on  Edit
Step 6:  Add or Remove desired  Apps
  1. Open the Settings
  2. Tap on Display
  3. Tap on Edge screen
  4. Tap on Edge panels
  5. Tap on Edit
  6. Add or Remove desired Apps

Samsung Instructions