To join a family group, you must:
Have a Google Account. You can't join a family with a Google Account from your work, school, or other organization.
Live in the same country as the family manager.
Not be part of another family group.
Not have switched family groups in the last 12 months.
To be eligible to share a YouTube family membership, all family members must live at the same residential address as the family manager. This will be confirmed by electronic check-ins every 30 days.