Auto forward to email
If you have subscribed to the Premium service, you can automatically send a copy of each voicemail message you receive to an email address of your choice. This is a simple way of archiving your important messages. Follow these steps:
1. Open Voicemail settings. 
and then tap Settings.)
2. Tap on Auto forward to email. A popup window will appear.
3. Enter a valid email address.
4. Tap OK. The Auto forward box will now be checked.
5. If you would like to include the audio file, check the Include message audio box.
6. If you would like to include the message text (transcribed messages only), check the Include message text box.