Here, you can see connected device list and particular device details accordingly.If you are facing any difficulty to send message, click on "Advanced Connection Troubleshooting" option.
Enter SMS Service Center Number and phone number to send text messages.
Load contact file and enter text message or apply a particular message to list items and click on Send button.
To load recipient number click on “Add or Paste numbers manually” button and choose different options like skip duplicate numbers, save sent items, Delayed delivery option etc. then click on “Send” button.