How to set up an incoming call firewall for Apple's mobile phone?

1. Select the setting application of Apple's mobile phone.

2. Find the Do Not Disturb mode in the menu.

3. Click the notification button in "Do Not Disturb" mode.

4. After the Do Not Disturb mode of Apple's mobile phone is turned on successfully, the corresponding prompt message will appear in the operating system of the mobile phone. The content of the prompt is that if the do not disturb mode is turned on, the mute mode will be automatically turned on when the phone is locked.

5. Set the duplicate phone number of the Apple mobile phone accordingly, and then set the auxiliary function of the mobile phone. Apple's assistive function can make special settings for a single contact of the mobile phone, and you can select everyone, so that you can intercept harassing text messages. If all contacts are blacklisted, the phone will be automatically set to silent mode, which can help us intercept harassing calls and harassing text messages.