Results 3 comments of Omar

@Sijoma how did you make the external monitor work ? I used prime-select nvidia, then I connected the HDMI and It can't detected!

@sayash intel-virtual-output is returning [no VIRTUAL outputs on ":0"] , I tried to follow this one here and still the same : https://unix.stackexchange.com/questions/321151/do-not-manage-to-activate-hdmi-on-a-laptop-that-has-optimus-bumblebee I tried with manjaro didn't work also,...