green screen

Hello All I hope your all well and good. Im trying to setup live lessons for children on youtube. I've watched a tone of Youtube vids on how to setup a powerpoint on my obs youtube live stream. Unfortunately when i try to window capture my powerpoint presentation doesn't appear as a option...

Just started streaming and more than half of the screen is green color. Most of the sources are live online links from websites that update every few seconds so don't know whether that has something to do with it or not. My first time streaming so any help would be appreciated.

Hi, Thank you so much for the free resource of the software, i've been using this past 6 months, after the update no media source is playing in the obs below is the screen shot!!

I cant record or stream because there is a green color over my video but i can hear the audio i dont know what to do Here is the Log File https://obsproject.com/logs/F365V5PjI1t-TWYu

So I recently got a green screen. I got the Chroma Key filter, and at first it worked pretty well, but then all of a sudden it started changing. This happened randomly, although it seemed to be more frequent when I moved around. Part of the screen wouldn't be keyed, or part of me would become...