From today, teens who are suspected of being under-18, but have listed an adult birthday, will be placed into ‘Teen Account’ settings. In April, Meta introduced the technology in the US, proactively placing suspected account users into Teen Account settings. By expanding these measures to Teen Accounts in Australia, we’re helping ensure teens have safer, age-appropriate experiences on Instagram,” she said. “That said, we think there’s a better way to understand a teen’s age. Another source of contention is that the new rules only apply to social media account holders.