screen layout problems

I am trying to get Docks on my OBS screen. Currently, I have the preview of my gameplay and nothing else other than sources and whatnot below it. I am connected to my Twitch. I would like to, at the very least, add a chat and activity feed, and stream information onto my OBS screen. The problem...

I am new to streaming and really need help bad. I can't figure out how to get the screen layout to work. What setting brings up the screen layout? Can't put anything on the screen and can't arrange anything. Studio mode is the same it just splits the window in two sections. Video window...