How many options are set on Apple's mobile phone to automatically delete old messages?

1. Open Settings-Information, and then we will see the retention time of an information history.

2. We can choose to keep it for 30 days, 1 year, forever.

Suggestion:

1. If your iphone has enough space and many important messages, it is recommended to change it to permanent.

2. If there are no important SMS messages on the mobile phone, it is recommended to choose 30 days or 1 year.

3. Users with insufficient space can choose a retention time of 30 days.

4. It is strongly recommended that you choose to save permanently, and then get into the good habit of deleting unimportant messages when using iphone.