If you are already getting bored with the look and features of the Comment system bloggers, maybe you could consider using Custom Comment such as Disqus or FB Comment, that both Custom Comment have many advantages compared with the Comment System Bloggers.
In this time we will only talk about related problems in Moderation Tool feature does not appear on FB Comment, here a first some reason :
1. Make sure the FB Comment component are placing in right way in your Template Blog.
2. Make sure the fb: app_id meta correct and you are already logged into FB account associated with it.
If you sure are both above in the right way, then the next step is to Enable Moderation Tool that must be exist, here are 2 ways that you can do:
1. Share your article into Facebook.com
Yes, absolutely right! by doing Share article with the URL to the FB page, then it will directly bring up the Moderation Tool appear automatically, it because the Moderation Tools will be active if the article you has been crawler by FB-Bot.
2. Doing FB Debug
This way will also directly bring up the Moderation Tool feature in the Comment System, you need to do visit Debug FB site first.
Next input URL post articles and click Debug, and follow the next step like Time Reducing.
Finally the Moderation Tool feature has appear, you can trying to follow that trick if you done with a new Article Post, because if there is a Comment by visitor that goes you can go see it on Developer FB Comment site.
Thus, in addition to a large number of advantages with using FB Comment, it turns out that if there is a problem with the Comment System, then the solution is also not so hard and if you are currently experiencing problems such as loss of features of Moderation Tool, then the two ways above can addressing that Problem.