Popular messaging service WhatsApp is banning under-16s from using its platform in the European Union.
Users must currently be at least 13, but the firm is changing the rules ahead of the introduction of new EU data privacy regulations in May.
The app, which is owned by Facebook, will ask users to confirm their age when prompted to agree new terms of service in the next few weeks.
It has not said how the age limit will be enforced.
Read more on BBC.