How does iphone delete the address book in batches?

The steps to delete the Apple phone address book at one time are as follows:

Mobile phone: iphone 13

System: iOS 13

1. Open the AppleID interface of Apple mobile phone and click the iCloud key.

2. Enter the iCloud settings page and turn off the address book option.

3. The Close Address Book dialog box pops up, and click Delete from My iPhone.

Features of Apple's mobile phone

The mute button of iPhone series products is located on the left side of the front of the device, which is a physical function switch designed by iPhone, allowing users to quickly switch between mute and ringtone. TouchID is a fingerprint identification technology of Apple, which first appeared on iPhone5s.

For the first time, the iPhone6s added 3DTouch touch control to the screen. Compared with two-dimensional multi-touch operation, 3DTouch technology increases the perception of strength and finger area, and can quickly preview and view messages, pictures, hyperlinks and other content by long press. Make the original plane operation more stereoscopic.

Wireless charging first appeared on iPhone8 and iPhone8Plus models, and Qi wireless charging standard was adopted. IOS is a touch-optimized mobile operating system developed by Apple for its mobile devices. Before the release of iOS 4.0, iOS was called iPhoneOS. In 2007, iOS was first introduced with iPhone.