How to view photos on Facebook free mode

Step 1: Go to the post you want to see the photo of, then click three dots at the left top of the post body. 

Step 2: click on 'save post'

Step 3: A notification will pop up showing 'Saved'. 

Step 4: go to your face book 'option' click on 'Saved'.

Step 5: you will see the photo of the post in the saved gadget.