OAKLAND, Calif. — Kids under 18 will soon see a host of changes to their Instagram and Facebook experiences thanks to a historic $18 billion settlement Meta Platforms reached Wednesday with 48 U.S. states. Besides the money, which will be paid out over a decade, Meta has agreed to strengthen its age estimates to keep kids under 13 off its platforms and teens in age-appropriate accounts, enact a hard limit of two hours a day for users under 18, block kids from the apps from midnight to 6 a.m., and hide “like” counts, among other changes. While acknowledging the changes go further than Meta has ever gone when it comes to child safety, critics and children's advocates cautioned it will not solve its myriad problems overnight. Arturo Béjar, a former Meta engineering director, said the settlement is a “significant milestone,” but parents should not see Instagram as suddenly safe for children. “The agreement has a big problem in that it allows Meta to define harm,” Béjar said in an interview Wednesday. "It’s one thing to say, ‘Yeah, you only get like two hours of alcohol or