The Ideas and Suggestion forum is for just that for improving OBS, rather than requests for guidance on using OBS
So you aren't likely too see much in the way of response in this specific forum from developers
There are lots of tools for streaming. Which tool to use depends on what you are trying to accomplish, how powerful your computer is or what you are willing to spend to upgrade/buy new), and a lot more. The nice part about OBS is that it is powerful, flexible, and free. Being free, there is basically an expectation that you'll do your homework, RTFM/Quick Start Guides, watch tutorials, etc before asking certain setup questions. maybe/kinda/sorta... just depends on folks mood on a given day
OBS is one part of many, and it depends on whether you are streaming games, House of Worship, professional setting, etc
What else might you need? it depends...
I'd start with one of these depending on whether your learning style is to read or watch/listen
To get out of the 'double screen view' (studio mode), click the 'Studio Mode' button in the bottom-right next to the 'start recording' button.
Here's the quick-start guide:
This page has moved to https://obsproject.com/kb/quick-start-guide.
obsproject.com
I'd also recommend watching the Nerd or Die tutorial video series:
Welcome to our OBS Studio tutorial series! In this series we're going to cover everything that you'll need to know to make your stream look great.Next Video...
www.youtube.com