How does Apple's mobile phone find spam messages?

You can click on the information icon in iPhone6, and then click on the interface that is not in the address book after entering, and you can see the messages intercepted by our iPhone6 mobile phone. The specific operation is as follows:

Tools/materials: Apple 6 mobile phone.

1. First, find the information option on the desktop of our Apple Six mobile phone, and click.

2. Then click Not in Address Book in the upper right corner of the screen.

3. After entering, you can check the messages intercepted by our iPhone6 mobile phone.