How To Post An Image On Facebook Comments. You will click edit on the right. It should be the second from the top.

Choose a photo you want to attach and then press enter with your keyboard to post a photo on the facebook comment. If you are after a tribute that will put a smile on your friend, you are in the right place. To add a picture to your comment, simply click the comment link and you will see a camera button at the end of the input area.