Video not recording

[brihay]

I am able to capture audio from my PC screen using Firefox but not video. Also unable to capture a selected window in the browser. My display adapter is Nvidia GeForce GTX 1080.

Any hints?

 

[PaiSand]

You may want to start here: https://obsproject.com/kb/quick-start-guide
Also, please review the pinned posts on this forum.