Device guides for

Apple iPhone 17 Pro Max

Most searched guides

Activate eSIM Turn mobile data on or off Insert SIM Activate Apple Account on your mobile phone

Getting started

Basic functions

Calls and contacts

Messages and email

Manage apps and data

Internet and data

Troubleshooting

Specifications

Set up your mobile phone for iMessaging

You can send iMessages to phone numbers or email addresses if the recipient has a device that supports iMessage. Before you can set up your mobile phone for iMessaging, you need to activate your Apple Account.