How do I remove a facebook comment warning?

Question

my fb comments code is:

\" width=\"600\"  xid=\"\" notify=\"true\"  candelete=\"true\" si         


        

Answer 1

https://developers.facebook.com/docs/reference/plugins/comments/

Put your website URL, set the number of posts that you want to have in comments, get the code. First part put it in header, right after and the

in single.php (single post template). Delete