Exporting contacts can have many advantages. You can make a backup of your contacts list and save it on your memory card or transfer them to another device.

Android 9
Export contact -  Open  Contacts
Export contact -  Open the  menu
Export contact -  Open the  settings
Export contact -  Tap on  Export
Export contact -  Confirm with  Save
  1. Open Contacts
  2. Open the menu
  3. Open the settings
  4. Tap on Export
  5. Confirm with Save

Android Instructions
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