On the Samsung device, contacts can be moved to a different location such as the SIM, phone or logged in accounts, and unlike the normal Android, Samsung's One UI provides a convenient way to move contacts easily.

Android 10 (One UI 2.0)
Step 1:  Open the  Contacts -App
Step 2:  Open the  menu
Step 3:  Tap on  Manage contacts
Step 4:  Tap on  Move contacts
Step 5:  Choose the  Source
Step 6:  Select desired  contacts
Step 7:  Select the desired  target
Step 8:  Tap on  Move
Step 9:  Confirm with  OK
  1. Open the Contacts-App
  2. Open the menu
  3. Tap on Manage contacts
  4. Tap on Move contacts
  5. Choose the Source
  6. Select desired contacts
  7. Select the desired target
  8. Tap on Move
  9. Confirm with OK

Samsung Instructions