the button arrangement can be changed on the Samsung device. however, depending on the model, only the mirroring of the buttons is available. this way, the back button is swapped with the background app button. a free individual arrangement is not possible.

Android 10 (One UI 2.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Display
Step 3:  Tap on  Navigation bar
Step 4:  Choose desired  Button order
  1. Open the Settings
  2. Tap on Display
  3. Tap on Navigation bar
  4. Choose desired Button order

Samsung Instructions