How to add member to spotify duo

- How to add spotify duo
- How to add someone to spotify duo
- How to add account to spotify duo
- How to add person to spotify duo
- How to add people to spotify duo
- How to add partner to spotify duo
- How to add user to spotify duo
- How to add family member to spotify duo
- How to add friend to spotify duo
- How to add member in spotify premium
- How to add member in spotify family