SEO Settings are not correct.
for example "robots" and "keywords" are the same
These are my SEO Settings:
But this is, what I see when I open developer tools
I deleted everything of the component, reinstalled it, put the keywords back in and now everything is working.
You would not need an SEO component because if you put embedded post feeds from loads of sites in groups and categories and forums, you would have backlinks everywhere ;) just saying.