This setting is within the "Profiles" menu. Here you can select and configure the type of ringtone for calls, volume level, message tone, etc. By default the selected profile is General.
With the cursor keys you can move between the available profiles and confirm selection with the centre key.
Select a profile and press "Options"" to customise it.
This option and the following are within the "Settings" menu.
Here you can set the time, date, language, text input method, screen, display (background, lighting, lock...) and dedicated keys.
Set and modify security and privacy settings and codes such as SIM PIN, Phone, etc.. The default security password is 0000. Another interesting option is "Password for menus", which, if activated, will block access by requesting a password to be able to enter the telephone's functions defined.
For the configuration of the operation mode with two SIM cards.
This option allows you to access the Smart Help functions: Remote setup, Smart Ringer and Smart Notifications.
You have detailed information about these functions in these links:
Select this option to restore the defaults. This option is password protected (default 1122).