How to retrieve old text messages
How to retrieve old text messages
iPhone 7, iOS 11.2.1
How to retrieve old text messages
iPhone 7, iOS 11.2.1
If you mean you want to retrieve a text message you deleted, then you will have to restore it from a backup that includes that message:
Restore your iPhone, iPad, or iPod touch from a backup - Apple Support
Be aware that restore is an all or nothing process. You cannot restore only messages (for example) and any information on your device between now and when the backup was made will be lost.
How to retrieve old text messages