How does Apple choose to delete all information?

Before mass deletion, we need to introduce a function of iphone: information history, which can indirectly help us complete this mass deletion.

Step one:

First, we open the settings of iphone, and then find one of the messages from the drop-down menu. Then click to enter the information setting interface.

In the information setting interface, we still look for one of them: information history. By default, this item is to permanently save information.

How does Apple delete SMS in batches?

Then we click the information retention option, modify the information retention time, set the information retention time to 30 days or one year, and then click Delete to save.

How does Apple delete SMS in batches?

After modifying the retention time, we save and exit, then select the date and time in the general settings and set the time to 30 days or one year later. (Need to exceed the above information retention time)

How does Apple delete SMS in batches?

When we changed the time to the expiration date of the mail, our mail was deleted. When we open our mail, we will find it is empty.

How does Apple delete SMS in batches?