- Type
xrandr
orxrandr -q
in terminal to dispaly information of all available output device. Then you can use the following commands to set dual display.xrandr --output VGA1 --auto xrandr --output VGA1 --same-as LVDS1 --auto xrandr --output VGA1 --mode 1024x800 xrandr --output VGA1 --off
where VGA1
and LVDS1
should be replaced by with appropriate device names.
- When use multi-monitors in Linux, you need to have close resolutions in order for same (mirorr) display to work well.