“Tens of millions of daily active users have already completed an age check, and we expect many more to follow,” Roblox says.

Further to the voluntary age checks rolled out to "limit communication between minors and adults" back in November, ...

After verifying or estimating a user’s age, Roblox will assign them to an age group ranging from 9 years and younger to 21 ...

The age-check system relies primarily on facial age estimation using a video selfie captured through a device camera.