Export text messages from iPhone After clicking 'Export to PC' button, another list will ask you which kind of format you hope to save as, such as TXT, CSV, HTML file. Then, find a location on your computer to save the exported text messages. Sep 27, 2018 - Transfer iPhone messages (SMS), MMS, and iMessages to your computer. Launch iMazing and connect your device to your Mac or PC. Select your device in the iMazing's sidebar, then select Messages. Select a conversation(s) or message(s) your wish to export. Click 'Export' buttons. Select a location on your computer. Tutorial 1: Export Text Messages from iPhone with iOS Transfer iOS Transfer, a powerful tool that can export text messages from iPhone so that you don't have to suffer from the loss of your SMS if your lost your iPhone by accident.