From the Settings app, tap Accessibility.
Scroll to and tap Personal Voice.
Tap Create a Personal Voice.
You can only create a Personal Voice if your device is protected with a passcode. You will be prompted to enter your passcode before continuing.
Tap Continue.
Select a language.
Tap the text field and enter a name for your created voice.
Tap Continue.
Tap Continue to begin recording your voice.
Record the 150 phrases with the iPhone directly in front of your face in a quiet room. You can tap Cancel at any time and come back to recording your phrases. Just select the Personal Voice you created, then tap Continue Recording.
You've completed the steps!
