Right click on the photo you want to post, click on 'copy image location' in the drop-down menu, if the photo is on another website, or 'copy URL' in the properties of the photo on laptop/PC
Click on post a reply in Wazua, click on the insert image tab part highlighted as 1 below
you will have the quoted below, locate the center parenthesis and put your cursor there and click on paste or Ctrl+V.
'
' just like the xxxxxx underlined in my image and marked blue.
this will paste your photo as a link/URL
then write whatever comments outside the parenthesis and click on post,
voila, you will have your photo here.