Entering your website URL into the tool and pressing Debug will not only force Facebook to re-cache your site but also display what meta information, including thumbnails it has detected.
Here is a screenshot of our site.
These aren’t the thumbnails you’re looking for
As you can see, those are not the thumbnails we want displayed in our Facebook posts. They are just images Facebook has picked from our front page.
Ok I can hear you ask. So far so good but all you’ve told us is how to show the thumbnails that we don’t want Facebook to display.
Well don’t worry, we are just getting to the fun part. Read on to see how you can force Facebook to display the correct URL when you share your web site in part 2 of our guide