How to select and delete all SMS records on iphone?

1. First, open your mobile phone to enter the main page, and then click SMS.

2. After entering the main page of SMS, we click more options in the upper right corner.

3. In the pop-up mobile phone page, we click the option to select information.

4. At this point, we first select the first message, and then continue to slide down.

5. Continue to slide down when sliding to the last message on this page, and the page will also scroll.

Slide all the way to the bottom and select all messages. Then click Delete in the lower right corner. At this point, all the text messages in Apple's mobile phone have been deleted.