How to change the number of rings before voicemail on iPhone
Ring time is set by your carrier, not the iPhone. A short dial code changes it on most GSM carriers.
The fix
AT&T, T-Mobile and other GSM carriers
- 1
Open the keypad, dial *#61# and tap Call.
- 2
Write down the voicemail number shown.
- 3
Dial *61*that number*11*30# and tap Call.
Use 5 to 30 seconds. 30 is about six rings.
- 4
Wait for the confirmation message.
Frequently asked questions
What is the longest ring time?
Usually 30 seconds, about six rings. Carriers do not allow longer.
Why does the code give an error?
Your carrier may not support it, as on Verizon, or the voicemail number is wrong. Call your carrier to change it for you.
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