TikTok has agreed to settle with a plaintiff and will no longer be part of a high-profile social media trial kicking off on Tuesday.

TikTok agreed to settle a landmark social media addiction lawsuit just before the trial kicked off, the plaintiff’s attorneys confirmed.

The case being heard in a California state court in Los Angeles is being called a "bellwether" proceeding because its outcome could set the tone for a tidal wave of similar litigation across the Unite...