tldr/pages/linux/xrandr.md

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# 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>.
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- Display the current state of the system (known screens, resolutions, ...):
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`xrandr --query`
- Disable disconnected outputs and enable connected ones with default settings:
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`xrandr --auto`
- Change the resolution and update frequency of DisplayPort 1 to 1920x1080, 60Hz:
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`xrandr --output {{DP1}} --mode {{1920x1080}} --rate {{60}}`
- Set the resolution of HDMI2 to 1280x1024 and put it on the right of DP1:
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`xrandr --output {{HDMI2}} --mode {{1280x1024}} --right-of {{DP1}}`
- Disable the VGA1 output:
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`xrandr --output {{VGA1}} --off`
- Set the brightness for LVDS1 to 50%:
`xrandr --output {{LVDS1}} --brightness {{0.5}}`
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- Display the current state of any X server:
`xrandr --display :{{0}} --query`