Please watch this video tutorial on how to create a new form template:
https://www.youtube.com/watch?time_continue=353&v=wEaxtS9A7sA
Approximately 5:45 seconds into the video it is demonstrated how to add a picture to a form. If you later want to move the picture you need to press and hold the mouse on the original picture square you created and then drag it.
Regards,
Edwin