Roblox is among the most downloaded online games in the world, reporting millions of daily users from across the globe.

Roblox is one of the world’s most popular kids’ games, but lawsuits around the country allege predators are hiding in plain sight.

Roblox announced the start of age-verification technology Thursday for users who want to chat more freely on the social-gaming platform as part of its new "trusted connections" feature. Roblox Chief ...