Voicemail is set up on your phone automatically, and you can check your voicemail on your phone without any extra steps.
However, to check your voicemail from another phone, you need to turn on voicemail access from any phone and set a PIN.
How to turn on voicemail access & set or change PIN
You can turn on voicemail access from any phone and set a PIN or change your current PIN from either the Google Fi app or website. Here’s how:
Tip: If you forget your PIN, to reset and create a new one, you can follow the steps again.
How to set or change your voicemail greeting
You can record a greeting of your own or change one you’ve already created.