Follow the instructions and press that number. You will be asked to delete your current Voicemail greeting. Click on the ‘Yes’ button that appears on the screen if you want to remove that. You can save your new recorded Voicemail greeting or can use the default recorded option. From the home screen, select the Phone app. Note: Alternately, you can set up voicemail by selecting the Phone app then selecting and holding the 1 key. Select Keypad, then select the Visual Voicemail icon. Select Start. Select Ok. From any Home screen, tap the Menu key. Tap Settings. Tap Call settings. Tap Voicemail. Tap Voicemail again. View the voicemail number. Press and hold the 1 on your device’s dial pad to call and connect to your voicemail. Press the star * key to access the main menu. Press 4 to access the mailbox options. Press 7 to change the language of the voicemail prompts to either Spanish or English.
3. Call your voicemail system. Call your voicemail account by typing in its phone number with the keys on the dial pad, and then pressing the green Call button.

Need to change your voicemail greeting on the iPhone? If you never recorded one and want to record or change a voicemail greeting, you've come to the right place.
Access to Visual Voicemail does not negate traditional voicemail access. You can still access it by tapping the 1 key on your phone.