DDC/IC

Linux

ddcutil –bus=1 setvcp 60 18

https://blog.tcharles.fr/ddc-ci-screen-control-on-linux/

https://moverest.xyz/blog/control-display-with-ddc-ci/

Windows

Nirsoft ControlMyMonitor

Command line!

https://www.nirsoft.net/articles/set_monitor_input_source_command_line.html

ControlMyMonitor.exe /SetValue "\\.\DISPLAY2\Monitor0" 60 3

Keep going

https://moverest.xyz/blog/control-display-with-ddc-ci/

https://github.com/ChalkElec/write-edid