Ex-Meta data scientist says 99pc of teens shunned early safety tool designed to stop them scrolling

Meta is on trial over claims it hooked young users on its platforms despite mental health risks.

Out of a user base of more than 3 billion, fewer than 1 per cent had

Adam Mosseri, the head of Instagram, testified that the app struggled for years to get teens to use its Take a Break well-being feature. Bloomberg/Getty Images Mosseri said Instagram struggled for years to get teens to use its Take a Break well-being feature. Instagram touted a 90% retention rate for Take a Break but

Adam Mosseri was appearing at a trial pitting Meta against California, Colorado, Kentucky and New Jersey over allegations that the company harmed children

The head of Instagram is the first high-profile exec to testify in the latest social media addiction trial.

Adam Mosseri testified in a case brought by states that claim the Meta-owned app created addictive features to hook young users.