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Tag : brightness
Link: 🔍 See Original Answer on Ask Ubuntu ⧉ 🔗

URL: https://askubuntu.com/q/1082272
Title: How to adjust brightness without adjusting the hardware brightness
ID: /2018/10/09/How-to-adjust-brightness-without-adjusting-the-hardware-brightness
Created: October 9, 2018    Edited:  October 9, 2018
Upload: September 15, 2024    Layout:  post
TOC: false    Navigation:  false    Copy to clipboard:  false

Use:

xrandr --output <name> --brightness .75

Where:

<name> is output name derived by using xrandr with no parameters.
.75 is brightness of 75%. Enter value with up to two decimals, ie 50.55