1. Find "Fingerprints"
2. Add fingerprint
Follow the instructions on the display to add a fingerprint.
3. Select settings for Touch ID
Press the indicator next to "Passcode Unlock" until the function is turned on.
Press the indicator next to "iTunes & App Store" until the function is turned on.
4. Return to the home screen
5. Use Touch ID
Press and hold the Home key.
Touch the Home key to scan your fingerprint.