How to set Apple mobile phone to block SMS bombing?

Take the setting of Apple 7 mobile phone to block SMS bombing as an example.

1. Open the Apple 7 mobile phone interface, find the settings icon on the Apple 7 mobile phone desktop, and click to enter, as shown below.

2. After entering the setting interface of Apple 7 mobile phone, click enter information, as shown in the figure below.

3. After entering the information interface of Apple 7 mobile phone, click to enter the unknown and information filtering, as shown in the figure below.

4. Click "Open" to filter the unknown sender, and the SMS bombing will be blocked, as shown in the figure below.