Sorry but you can't. Once a message is deleted, it is deleted for good with no way to recover it. If you are using iCloud Messages, there is no way. However, if you are not, if you have a backup that was made when the message was on the phone, you can restore to that backup.
How to Recover Deleted Text Messages on iPhone 7 without Backup
Recover Deleted Text Messages on iPhone for Free via iTunes
Click on your iPhone 13 icon and select Restore Backup. Step 2: Next, it will show you the list of backups that are present in iCloud. Choose the backup that was done before you deleted your messages. Click on Restore and confirm the action.
Connect iPhone to computer and run 3rd-party tool. It will scan and give those recoverable content out. Choose and recover them to PC. You should give us more details, such as how long has it been since you deleted iPhone 5c text messages, have you backed up data on iTunes or iCloud etc.
The only possible way to recover lost or deleted text messages by hiring a forensic investigator to inspect the phone. This can be very costly, but it is worth it if important information is obtained. These experts also help lay the necessary foundation for court admissibility at a hearing or trial.
from the iOS device, from iTunes backup, and from iCloud backup.
Connect your Apple iPhone 4S to your PC using your USB cable then the software will automatically identify your device. Before launching the data recovery, select “Messaging” since you want to recover your deleted SMS. Then tap "Next" at the bottom right of your computer screen.
Restore Deleted Text Messages With a Backup If you have enabled Google Drive backups on your Android phone, you can restore your backup to recover the deleted text messages. The main caveat with using this method is that, to restore your backup, you will have to reset your phone to the factory settings.
After the phone is connected successfully, Dr. Fone for Android will display all the data types it supports to recover. By default, it has checked all the file types. You can just select the type of data that you'd like to recover.
You can retrieve deleted text messages on your iPhone by restoring it with an iCloud backup. If you save backups to your computer, you can use iTunes or Finder to recover your iPhone's texts. If all else fails, reach out to your cellular carrier — they may restore deleted messages for you.
So, while you may feel that you have every right to access copies of text messages from your phone, your cell phone provider has an obligation to protect the privacy of the other participant in the conversation. Therefore, in order to retrieve text messages from your cell phone carrier, you must obtain a court order.
Even if someone deletes text messages, memos, calendar updates and call records, a private investigator may be able to recover this information. This level of detail can inform someone of who the person has had contact with, at what time and date the contact occurred and the content of the contact.