Step 4: Select ‘Custom’ and record your own greeting if you want a more personalized greeting. Check your work by playing it back to yourself.
Your phone system greeting is the first thing callers hear. Set the right tone from the very start with professional greetings.

But now I'm going to go ahead and record. So press record sorry I missed your call. Please leave your voicemail after the beep and I'll call you back. Thank you. Press stop and now. I could press play and then if I don't like what I hear, I could press record one more time and when I'm satisfied, I could press save on the top right and it's going to save my greeting and that's all I have to do to set a new voicemail on my iPhone. You could always come back to this page. Press record one more time and replace your voicemail here. You're greeting here, and you should always use someone else's phone to call to see how it sounds from a different device.
Tap Voicemail in the bottom right corner. 3. Tap Greeting in the top left corner of your screen. In the top left corner, tap Greeting to edit or change your outgoing voice message. 4. Tap Custom if you want to record a custom greeting. To record a personalized message, tap Custom. This will give you options to record a new one.