How to block outbound calls on iPhone

You can set your mobile phone to block calls and text messages from other provinces. Taking Iphone xs max as an example, the steps are as follows:

1. Open the home screen of the mobile phone, find "Settings" and open the "Settings" interface.

2. After entering the setting interface, find "Do Not Disturb Mode" and click to enter the "Do Not Disturb Mode" setting interface.

3. The system defaults to "Do Not Disturb" mode being turned off. Slide the switch button on the right to turn "Do Not Disturb Mode" on.

4. After turning on Do Not Disturb mode, click the "Allow the following calls" option in "Phone" below to enter the detailed call contact permission settings.

5. If you want to prevent all unwanted phone calls and text messages, you can directly select all contacts to block calls from a certain area or even all other areas.