First of all, connect your Samsung phones to computer and launch the program. When your device is checked by the software successfully, you'll see your device on the main interface. Secondly, click "SMS" under the "Devices" category, and preview the conversation before exporting in the right panel. Decide which messages you want to export and click "Import/Export" button to begin the transferring. Just wait for a little while, the process will be finished.For more detail you can visit Support option in Samsung India iste.