Changing Your Settings 74Set FDN modeFDN (Fixed Dial Number) mode, if supported by your SIM card, allows you to restrict your outgoing calls to a limitedset of phone numbers.The following options are available:• Disable: you can call any number.• Enable: you can only call phone numbers stored in Phonebook. You must enter your PIN2. You can obtain your PIN2 from T-Mobile’s customer service.Change PIN2 codeThe Change PIN2 feature allows you to change your current PIN2 to a new one. You must first enter the currentPIN2 (obtained from T-Mobile) before you can specify a new one. Once you have entered a new PIN2, you areasked to confirm it by entering it again.Note: Not all SIM cards have a PIN2. If your SIM card does not, this menu does not display.Reset settingsFrom this menu you can reset your phone, display, sound, Bluetooth, and call settings back to the default settings. In Idle mode, press Menu ➔ Settings ➔ Phone settings ➔ Security ➔ Reset.The following options are available:– All: Phone, Display, Sound, Bluetooth, and Call settings are returned to default values.– Phone settings: only phone settings are returned to default values.– Display settings: only display settings are returned to default values.– Sound settings: only sound settings are returned to default values.– Bluetooth settings: only Bluetooth settings are return to the default values.– Call settings: only Call settings are return to the default values.To reset your settings:1. Highlight one of the options and press the key to place a check mark next to the option.2. Press the Reset soft key.3. The phone prompts with Reset settings?. Press the Yes soft key.