How to restore the content after deleting a short message?

After the SMS of Coolpad phone is deleted, it can be restored according to the following steps: 1, Root Coolpad phone. Because the SMS data of Coolpad mobile phone is stored in mmsmss. DB files under the system disk of the mobile phone, but the files under the system disk cannot be copied directly from the mobile phone to the computer. Therefore, be sure to Root the phone first. There are many kinds of one-click Root software available for download on the Internet. You can search for any of the following software to Root your mobile phone: "360 one-click Root", "Tencent one-click Root" or "Baidu one-click root" software. 2. Install a software called "Re Manager RootExplorer" on the cool mobile phone. 3. Open the software "RE Manager rootexplorer" and click "data \ data \ com". Android \ provider. Telephone/database/"in turn. Under this folder, we check the files "mmsms.db" and "mmssms.db-wal", and then click "Copy" in the lower left corner, as shown in the figure below. 4. After copying, click the ".." icon to return to the upper directory until you return to the root directory, as shown in the following figure: 5. Find the "sdcard" folder under the root directory, click Enter, and then click "Copy here" in the lower left corner. 6. Connect the mobile phone to the computer, open the drive letter where the mobile phone is located, and then we can see the mmsms.db and mmssms.db-wal files that have just been copied to sdcard. We will copy these two files again, and then copy them to a folder on the computer. For example, we can put them in a folder named "SMS recovery for Android phones" on the desktop. 7. Search and download "Louyue SMS recovery software" on the Internet, then open it, click "File" and "Open SMS database file", and then select the mmssms.db file that has just been copied to the computer. In this way, all the short messages on the mobile phone will be displayed on the software interface. 8. Click "File" and "Restore Deleted SMS" again, and the software will restore the SMS database of Android phone. After a while, the deleted SMS on Coolpad mobile phone was successfully restored. The interface is shown in the following figure: