How can I Enable or disable multimedia messaging delivery reports (MMS)?

1. From the home screen press the Menu button.
2. Move the cursor to Message and press the OK button.
3. Press the Options button.
4. Keep the cursor on Settings and press the OK button.
5. Press the Right button of Central Navigation Key.
6. Move the cursor to Send options and press the OK button.
7. Move the cursor to Delivery report and press the OK button.