How do you use key pad on phone gta4?

In Grand Theft Auto IV, you can use the keypad on your phone to access various features. To bring up your phone, press the corresponding button (usually the "up" directional button on consoles). Once the phone menu opens, use the keypad to navigate through options like contacts, messages, and the internet by pressing the number keys associated with each selection. You can also dial numbers directly to call friends or access services.