How to cancel dual authentication of iphone?

How to set up dual authentication for iphone7/7plus? For the sake of mobile phone security, iphone users will turn on double authentication. Let's introduce the tutorial of Apple's 7/7plus dual authentication settings, and let's take a look at it with Xiaole Ge!

Apple 7/7plus Double Authentication Setup Tutorial:

After updating to the official version of iOS9.3, Apple users can use a function called "double authentication", which is actually to strengthen the security level of Apple ID on the basis of two-step verification.

According to the official information provided by Apple, only devices that meet the following conditions can open dual authentication:

-iPhone, iPad or iPod touch with iOS9.

-Mac with OS X El Capitan and iTunes 12.3.

-Apple Watch with watchOS2.

-Apple TV with tvOS (4th generation)

-Windows PC with iCloud(Windows version) v.5 and iTunes 12.3.

On the iPhone, you can see the option of setting two-factor authentication through the path of "Settings -iCloud- Password and Security".

1. Click "Set Double Authentication" at the bottom of the "Password and Account Security" interface.

2. Click Continue.