Bug Report I cant choose my monitor :(

[MartinXXCZ29]

Why i cant choose my monitor? pls help . I have Windows 10 and my notebook is Lenovo Legion Y520

 

[Harold]

Likely because you have OBS running on a high-performance nvidia or radeon gpu. The laptop disables display capture when you do that.
https://obsproject.com/wiki/Laptop-Performance-Issues