Is it possible to protect under-18s from harmful content online?
Marianna Spring looks at how Ofcom wants to protect under-18 from harmful content on social media.
The UK's media regulator has published draft codes of practice which require tech firms to have more robust age-checking measures, and to reformulate their algorithms to steer children away from what it called "toxic" material.
In statements, Meta and Snapchat said they had extra protections for under-18s, and offered parental tools to control what children can see on their platforms.
