Your phone has a “Parental Controls” feature*. For example, you might use this feature if you are giving this phone to a child. To access this feature:
Select “Menu” > “Settings” > “Security” > “Parental Controls”
Select “Set password”. Enter the same code twice when asked to confirm.
Select “Feature Locks” to control which phone features are locked from the user.
You can lock the Browser to restrict access to internet sites.
You can lock the Camera in case of privacy concerns.
You can lock the Sharing abilities of the phone to restrict receiving and sending multimedia. Software update may be required to enable this feature.