username-1.0.x-dev/modules/username_phone/config/install/username_phone.settings.yml

phone:
  field: false
  verification: false
  initial: 'auto'
allow_dropdown: true
separate_dial_code: false
show_flags: true
auto_placeholder: true
placeholder: ''
countries: 'all'
initial_country: 'auto'
preferred_countries:
  - 'US'
  - 'GB'