To strengthen the safety of Apple ID, Apple has developed a new method named Two-Factor Authentication to ensure that your account can only be accessed on your trusted devices.
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Apple ID is crucial to use or purchase Apple service on your iPhone/iPad/iPod/Mac/Apple
Watch. To strengthen the safety of Apple ID, Apple has developed a new method
named Two-Factor Authentication to ensure that your account can only be accessed on
your trusted devices. Haven't enable this useful feature on your device? Get started with
Part 1: How Does Two-Factor Authentication Work?
You can enable and set up two-factor authentication on your iOS devices. Then when you
attempt to make a purchase or sign in your Apple ID, iCloud, iCloud.com, iMessage,
FaceTime or Game Center account for the first time on a new device, you need both
password and a one-time six-digit verification code. The code is generated automatically
on devices that you have trusted. By this way, your Apple account can't be easily
accessed even someone get your ID and password.
You may wonder how two-factor authentication differs from two-step verification, which is
verification delivers a four-digit code using either SMS or Find My iPhone to your
trusted device. Comparing with two-step verification, two-factor authentication is an
improved security method. So if you are using two-step verification, why not upgrade to
two-factor authentication and make your Apple account more secure?
Part 2: How to Enable and Set up Two-Factor Authentication
To use two-factor authentication, your devices should be:
iPhone, iPad, or iPod touch with iOS 9 or later;
Mac with OS X El Capitan or later and iTunes 12.3 or later;
Apple Watch with watchOS 2 or later;
Windows PC with iCloud for Windows v5 and iTunes 12.3.3 or later.
To enable two-factor authentication on an iPhone/iPad/iPod, go to "Settings" >
"iCloud" > click on your Apple ID > "Password & Security". Tap on "Set Up Two-Factor
Authentication". Then you need to provide a phone number, where Apple can send the
verification codes if your trusted devices are unavailable.
On your Mac, Go to "System Preferences" > "iCloud" > "Account & Details". Click
"Security" > "Turn on Two-Factor Authentication".
You can also sign in your Apple account and set up two-factor authentication on the
After you have enabled two-factor authentication on one device, when you try to sign in
iCloud account, let's say, on your new iPhone 7, you'll be asked for a verification code and
there will be a message popping up on your old device with a map, telling you a iPhone 7
is trying to sign in on a certain location. Click "Allow", then you'll see a one-time six-digit
code. Type the code on your iPhone 7. Your iPhone 7 will be trusted. You won't be asked
for the code againunless your iPhone 7 is completely signed out, erased or you have
Tip: Once you enable two-factor authentication, if you are using our product FonePaw
iPhone Data Recovery, verification code is also require when you try to recover data with
Part 3: FAQ About Two-Factor Authentication
Q: What If You Don't Have A Trusted Device in Hand?
A: You can have a code sent to your trusted phone number via text or a phone call
instead. Click "Didn't Get a Code" on the sign in screen and choose to send a code to your
trusted phone number.
Q: What to Do If You Can't Sign in with Your Apple ID or Reset your Password?
A: Two-factor authentication account recovery is designed to help you get back to your
account as quickly as possible while denying access to any unauthorized users who might
pretend to be you. But Apple say that the process might take a few days—or longer. So if
you are eager to regain your data, try FonePaw iPhone Data Recovery for help.
Q: How to Turn Off Two-Factor Authentication?
A: Sign in to https://appleid.apple.com/ and click "Edit" in the Security section. Then click
"Turn Off Two-Factor Authentication". After you create new security questions and verify
your date of birth, two-factor authentication will be turned off.