multiple audio tracks

Hey guys, this is my first post. So this is the problem: I cannot get my microphone and desktop audio to be recorded on different audio tracks. Actually I cannot seem to get different audio tracks period. I know with 100% certainty all my equipment is working, as I have no problem at all...

A while back, I uninstalled OBS Studio, for various reasons. This past week, I reinstalled it, and set everything up the way I used to. 3840x1080 base canvas, 2 audio tracks (mic and game), the whole nine yards. I edit with Movie Studio 13, and it's never had a problem seeing both audio tracks...

https://obsproject.com/logs/AggH2b1TPtZWlFfa I have been able to record using 3 different audio tracks before. 1 for desktop, one for my Blue Yeti, and one for my discord call. But when i updated it will not record all 3 at the same time unless they are all in the 1st audio track together in...

Any audio played from my desktop but NOT my mic is echoing, I guess, before the actual audio. Or after like a normal echo, I'm not really sure, because the first one is a really quiet version of the second piece of audio (the second piece sounding like what I heard when I was actually recording...