pablopunk/elementary-ubuntu-4k-display.md

## elementary-ubuntu-4k-display.md

      
    Raw
  

              elementary-ubuntu-4k-display.md
            
          
    If you install nvidia driver in elementary os (go to AppCenter and it's under updates as a Free app) the 4k screen works perfectly. If you disable the laptop screen you might need to fix the scaling with the gsettings command (see commands below)
https://jakob.soy/blog/2016/scale-elementary-os-hdpi/
https://elementaryos.stackexchange.com/questions/15591/command-to-enable-60hz-on-4k-display

  
## usefull-commands.sh
xrand # see available screens
gsettings set org.gnome.desktop.interface scaling-factor 2 # 2x scale
gsettings set org.gnome.desktop.interface scaling-factor 1 # 1x scale
xrand --output DP-1-3 --scale 1x1 --rate 60 # 60Hz at 1x scale. DP-1-3 is the name you see with "xrand",
	xrand # see available screens
	gsettings set org.gnome.desktop.interface scaling-factor 2 # 2x scale
	gsettings set org.gnome.desktop.interface scaling-factor 1 # 1x scale
	xrand --output DP-1-3 --scale 1x1 --rate 60 # 60Hz at 1x scale. DP-1-3 is the name you see with "xrand",