If you had a generic voicemail greeting and recorded a personalized voicemail greeting you can change to the custom voicemail greeting by saving your custom voicemail recording. You should first listen to your recording by playing it from the menu and can then choose to keep the custom greeting or revert to the default one. Don’t forget to confirm your changes by tapping “Save” when done.
That’s the simple structure of a voicemail greeting. Overall, your greeting should be professional, but the wording can vary depending on the situation. Check out a sample below.

In certain situations, it’s a good idea to let a call go to voicemail. If you’re in a loud area, unable to spend 10-15 minutes talking, or are otherwise distracted, don’t answer. Recruiters who cold-call candidates will understand that you’re simply unavailable – but make sure to return calls in a timely manner. If possible, call back during regular business hours.
6. I can’t come to the phone now because I have amnesia and I feel stupid talking to people I don’t remember. I’d appreciate it if you could help me out by leaving my name and telling me something about myself.