tldr/pages/linux/xrandr.md

# xrandr

> Set the size, orientation and/or reflection of the outputs for a screen.
> More information: <https://www.x.org/releases/current/doc/man/man1/xrandr.1.xhtml>.

- Display the current state of the system (known screens, resolutions, ...):

`xrandr {{[-q|--query]}}`

- Disable disconnected outputs and enable connected ones with default settings:

`xrandr --auto`

- Change the resolution and update frequency of DisplayPort 1 to 1920x1080, 60Hz:

`xrandr --output DP1 --mode 1920x1080 {{[-r|--rate]}} 60`

- Set the resolution of HDMI2 to 1280x1024 and put it on the right of DP1:

`xrandr --output HDMI2 --mode 1280x1024 --right-of DP1`

- Disable the VGA1 output:

`xrandr --output VGA1 --off`

- Set the brightness for LVDS1 to 50%:

`xrandr --output LVDS1 --brightness 0.5`

- Display the current state of any X server:

`xrandr {{[-d|--display]}} :{{0}} {{[-q|--query]}}`