RSS Feed help!!!!

OK well first off i have no idea what I’m doing lol.
i need help fixing my website.

I have a rss feed that shows up this is it: RSS Error: A feed could not be found at https://blogsearch.google.com/blogsearch_feeds?scoring=d&ie=utf-8&num=10&output=rss&partner=wordpress&q=link:https://www.xtremerealgamers.com/Home/

My second problem on my website i have 2 homes and i think it might be to this problem? https://www.XtremeRealGamers.com

3rd I need better forums then i guess what buddypress runs its a gaming community and i am always gonna have alot of activity can anyone give me a good one an that’s easy and compatibly with buddypress

and last theirs a plug-in that i cant get to work i wanted it to go on all members profiles xbox info and i cant seem to get that to work either can someone plzzz help I’m desperate and very very frustrated