On iPhone, voicemail setup happens inside the Phone app rather than in Settings, and the greeting you record is stored by your carrier, not your phone. That's why voicemail sometimes needs setting up again after a SIM swap or a carrier switch even though nothing about the phone changed.
Setting it up
- Open the Phone app and tap the Voicemail tab in the bottom-right corner.
- Tap Set Up Now.
- Create a passcode (4 to 6 digits on most carriers) and confirm it.
- Choose Custom to record your own greeting, or Default to use the carrier's automated one.
- Record, tap Stop, listen back, then tap Save.
Live Voicemail vs carrier transcription
iOS Live Voicemail transcribes a caller's message in real time on the device while they're still speaking, and works on any carrier because Apple does the transcription locally. Carrier transcription is different: it converts saved messages to text on the carrier's servers and requires carrier support. You can use both.
- Enable Live Voicemail: Settings > Apps > Phone > Live Voicemail.
- Live Voicemail doesn't work while you're on a Wi-Fi-only connection with cellular off, or during an active call.
- Silenced unknown callers go to Live Voicemail automatically, which is the cleanest spam filter iOS offers.
Common problems
- Voicemail greyed out or unavailable — restart, then check that your line is active in Settings > Cellular.
- Forgot the passcode: reset it in your carrier's app; iOS can't reset it for you.
- Messages won't delete: some carriers keep deleted messages in a Deleted Messages folder at the bottom of the Voicemail tab until you clear it.
- New carrier, no voicemail: set it up again from scratch; the greeting doesn't port with your number.
The same iPhone works on cheaper networks. Compare what you'd pay elsewhere.
Compare phone plans →Frequently asked questions
Why is voicemail greyed out on my iPhone? +
What's the difference between Live Voicemail and visual voicemail? +
How do I change my iPhone voicemail greeting? +
Does voicemail transfer when I switch carriers? +
Can I turn voicemail off entirely? +
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Jean Gilles has researched personal finance, consumer technology, and wireless pricing for over a decade. He founded ShopCellPlans in 2019 and writes every review on the site.


