I have 4 screens and i want to have an extend configuration :
4x1 => 7920x1080
I config an video wall menu board and i want to have 1 display on ALL screen
How do this setup ?
Ok so :) i have found how to do this WALL :)
Use this command :
xrandr --setmonitor WALL auto screen1,screen2,screen3,screen4
:) and after that use configuration you want with