How does iphone recover deleted messages?

Apple 5s can recover deleted SMS according to the following steps: 1. Back up all the data in Apple's 5s mobile phone to the computer through iTunes software. The specific steps are as follows: Connect the Apple 5s mobile phone to the computer with a data cable, and then open the iTunes software (if this software is not installed, please download and install it through Baidu first). After the connection is successful, click the "Mobile Phone Icon" in the upper left corner of the iTunes software interface, select "this pc", click the "Back Up Now" button, and then click "Don't back up the application" in the pop-up window, that is, click 1, 2, 3 and 4 in the following figure respectively. 2. Usually, backup takes several minutes to tens of minutes. During the backup process, a progress bar will be displayed at the top of the window (as shown in the figure below). When the progress bar disappears, it means that the backup has been completed. After the backup is completed, you can close the iTunes software. 3. Search, download and install the "PP Assistant" software on Baidu, then open it, click "Toolbox" on the left, and then click "iTunes Backup Management" on the right, as shown in the following figure: 4. Then you can see the files that iTunes backed up first, including the SMS data to be restored. Next, double-click the row of data to open it. 5. Click "SMS" in the list on the left, then click to select the "sms.db" file, and then click the "Export" button to export the sms.db file. Description: sms.db is an Apple sms database file, in which SMS data blocks to be recovered are stored. 6. Open the "Lou Yue SMS Recovery Software" software, and then click the menu "File"-"; Open the SMS database file and select the sms.db file that you just exported. 7. At this time, all undeleted short messages will be displayed on the interface, and you can click "File" again at this time-> "Recover deleted SMS". 8. After waiting for a period of time, all the deleted messages will be successfully restored, and then you can click the mobile phone number on the left to view the corresponding messages.