![Apple iPhone 15 Pro](http://wmstatic.global.ssl.fastly.net/ml/7290923-f-447566e7-b0d2-4989-aca2-c388b03173ff.png?width=150&height=320)
Apple iPhone 15 Pro
iOS 17
Set up your phone for iMessaging
You can send iMessages to phone numbers or email addresses if the recipient has a device which supports iMessage. To set up your phone for iMessaging, you need to activate your Apple ID.
1. 1. Find "Messages"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7290923-f-22e74535-90f5-475a-b0c1-eee379f0c2c7.png?width=214&height=462)
Press Messages.
![](http://wmstatic.global.ssl.fastly.net/ml/7290923-f-f23e6997-cb6b-4d64-a502-812d2051abee.png?width=214&height=462)
2. 2. Turn on iMessage
Press the indicator next to "iMessage" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7290923-f-569929a9-4361-47e2-844d-5edf8458002b.png?width=214&height=462)
3. 3. Turn text message alternative on or off
Press the indicator next to "Send as SMS" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7290923-f-77e90f57-9917-4b76-b95e-aa5fa5041813.png?width=214&height=462)
4. 4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7290923-f-77e90f57-9917-4b76-b95e-aa5fa5041813.png?width=214&height=462)