Follow these steps to turn off safe chat in Roblox
Safe chat cannot be disabled if the Roblox account belongs to a person under the age of 13.
Contact Roblox support if the user has turned 13+ and safe chat mode is still on.
You will need to create a new account if you entered the wrong age when creating your account.
It is not feasible to update the registered date of birth for under 13 accounts.
Any child under the age of 13 can have an unrestricted Roblox account, which a parent can create and manage.