🖥️xrandr

➡️This is a command-line reference manual for commands and command combinations that you don’t use often enough to remember it. This cheatsheet explains the xrandr command with important options and switches using examples.

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# To enable HDMI2 output with maximal resolution:
xrandr --output HDMI2 --auto

# To enable HDMI2 output with specific resolution:
xrandr --output HDMI2 --mode 1280x800

# To enable HDMI2 output next to HDMI1 output:
xrandr --output HDMI2 --auto --right-of HDMI1

# To disable HDMI2 output:
xrandr --output HDMI2 --off

# Project your desktop using xrandr -  HDMI-1 is the interface in the example, which can be obtained just by typing xrandr and surfing through the output. There are a hell lot of configurations that can be done but I prefer auto because it works in most cases. Lifesaver Show Sample Output
xrandr --output < interface-name > --auto

xrandr --output DVI-I-2 --right-of DVI-I-3 
# When you do not want to restart X to setup a another display and expand the desktop.

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# CMD XRAND						       #
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Cheatsheets are an excellent complement to other information sources like Linux man-pages, Linux help, or How-To’s and tutorials, as they provide compact and easily accessible information. While man-pages and detailed tutorials often contain comprehensive explanations and extensive guides, cheatsheets summarize the most important options forthe command xrandr in a clear format. This allows users to quickly access the needed information for xrandr without having to sift through lengthy texts. Especially in stressful situations or for recurring tasks, cheatsheets for xrandr are a valuable resource to work efficiently and purposefully.

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