- On your phone, open the Phone app.
- Tap 3 dots and select Settings.
3. In the Settings, tap Voicemail.
4. Tap Voicemail Greet.
5. Tap the < and enable Call to listen.
5. Now, call your phone number from your phone. Enter in the pin number you set followed by the #
6. It will start reading new messages. Hit * to go to the main menu. It will read off the main menu options. Select option 5 to permanently delete all voicemail messages. Once you select that there is one more prompt and all voicemail messages get nuked.