Turning data roaming on my mobile phone on or off
Restoring factory default settings on my mobile phone
Writing and sending SMS
Writing and sending MMS
Sharing pictures or video clips using iCloud Photo Sharing
You can set your mobile phone to use your fingerprint as phone lock code or to authorise iTunes or App Store purchases.
Find "Touch ID & Passcode"
Tap Touch ID & Passcode.
Tap Add a Fingerprint....
Follow the instructions on the display to add a fingerprint.
Key in a phone lock code of your own choice.
Key in the same phone lock code again.
Select settings for Touch ID
To use Touch ID as phone lock code:
Tap the indicator next to "iPhone Unlock" until the function is turned on.
To use Touch ID to authorise iTunes or App Store purchases:
Tap the indicator next to "iTunes & App Store" until the function is turned on.
Return to the home screen
Tap the Home key to return to the home screen.
Use Touch ID
Touch the Home key to scan your fingerprint.
Tap anywhere to dismiss
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