Make sure that you always change your birthday, even if it’s a wrong one, to 13 years of age or older to be able to change it at a later date. How to change your age on Roblox account (PC desktop)?

Roblox is no longer allowing users under the age of 13 to message others outside of games and experiences on the platform.

Roblox is starting to roll out some recently-announced child safety features, and the updates include some new limitations for how users under 13 can communicate on the platform.