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How to use Siri on your Apple iPhone 15 Pro Max
You can control many of the phone functions with your voice. You can call contacts from the address book, dictate messages and search the internet. To use voice control, you need to set up your phone for internet and turn on Siri.
![If an app is open on your phone, such as Messages, you can also use the functions available here, e.g.: REPLY [text].](https://cdn.sp-selfservice.com/ml/221025-f-2faaaaac-76ce-44ca-813f-01ab0f3b02a3.png?width=356&height=768 "If an app is open on your phone, such as Messages, you can also use the functions available here, e.g.: REPLY [text].")
![If an app is open on your phone, such as Messages, you can also use the functions available here, e.g.: REPLY [text].](https://cdn.sp-selfservice.com/ml/221025-f-2faaaaac-76ce-44ca-813f-01ab0f3b02a3.png?width=222&height=480 "If an app is open on your phone, such as Messages, you can also use the functions available here, e.g.: REPLY [text].")
