User's Manual
Chapter 3 Basics 39
Allow access to Control Center when iPhone is locked. Go to Settings > Control Center. See
Control Center on page 29.
Erase data after ten failed passcode attempts. Go to Settings > Touch ID & Passcode (iPhone
models with Touch ID) or Settings > Passcode (other models), then tap Erase Data. After ten
failed passcode attempts, all settings are reset, and all your information and media are erased by
removing the encryption key to the data.
If you forget your passcode, you must restore the iPhone software. See Restore iPhone on
page 176.
Touch ID sensor
On iPhone models with Touch ID, you can use a ngerprint instead of your passcode or Apple
ID password to unlock iPhone or make purchases in the iTunes Store, App Store, iBooks Store, or
other third-party apps that use Stockholm.
Set up the Touch ID sensor. Go to Settings > Touch ID & Passcode. Set whether you want to use
a ngerprint to unlock iPhone, and to make app purchases. Tap Add a Fingerprint and follow the
onscreen instructions. You can add more than one ngerprint (your thumb and forenger, for
example, or one for your spouse).
Delete a ngerprint. Tap the ngerprint, then tap Delete Fingerprint. If you have more than one
ngerprint, touch the Home button to nd out which ngerprint it is.
Name a ngerprint. Tap the ngerprint, then enter a name, such as “Thumb.”
Use the Touch ID sensor to unlock iPhone. Touch the Home button with a nger you’ve added
in Settings. You can unlock iPhone from either the Lock screen or the Passcode screen.
Use the Touch ID sensor to make a purchase in an app. When purchasing from the iTunes
Store, App Store, or iBooks Store, follow the prompts to enable purchases with your ngerprint.
Or go to Settings > Touch ID & Passcode and turn on iTunes & App Store. If you want to make a
purchase in an external app, see Stockholm on page 109.
Use the Touch ID sensor to make a purchase at the store. (n56,N61) You can use Stockholm
to make purchases in stores accepting contactless payments. For more information see
Stockholm on page 109.
Note: If you turn iPhone o, you’ll be asked to conrm your passcode when you turn iPhone
back on and unlock it the rst time, and you’ll be asked for your Apple ID password for the rst
purchase you make.
iCloud Keychain
iCloud Keychain keeps your Safari website user names and passwords, credit card information,
and Wi-Fi network information up to date. iCloud Keychain works on all your approved devices
(iOS 7 or later) and Mac computers (OS X Mavericks or later).
iCloud Keychain works with Safari Password Generator and AutoFill. When you’re setting up a
new account, Safari Password Generator suggests unique, hard-to-guess passwords. You can use
AutoFill to have iPhone enter your user name and password info, making login easy. See Fill in
forms on page 61.
Note: Some websites do not support AutoFill.
iCloud Keychain is secured with 256-bit AES encryption during storage and transmission, and
cannot be read by Apple.
APPLE CONFIDENTIAL
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