Post link as Facebook comment

hello, very grateful for the functions of this plugin for which I congratulate its creators. I would like to know if the Post link as Facebook comment option is only for the payment plugin? because in my configuration does not appear that option, attached photo. Thanks

Image: https://ibb.co/5WVQWzp

https://help.xyzscripts.com/docs/social-media-auto-publish/faq/add-postlink-as-facebook-page-post-comment/