ControlMyMonitor allows you view and modify the settings of your monitor (Also known as 'VCP Features'), like brightness, contrast, sharpness, red/green/blue color balance, OSD Language, Input Port (VGA , DVI , HDMI ) and more... You can modify the monitor settings from the GUI and from command-line. You can also export all settings of your monitor into a configuration file and then later load the same configuration back into your monitor.

https://johnstonsoftwaresolutions.com/2019/02/09/tip-switch-monitor-inputs-with-command-line/

https://www.nirsoft.net/utils/control_my_monitor.html

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

# Mini Display Port on ASUS PA238 (MacBook)
"C:\Program Files (x86)\Control My Monitor\ControlMyMonitor.exe" /SetValue "\\.\DISPLAY1\Monitor0" 60 16

# Display Port on ASUS PA238 (Desktop)
"C:\Program Files (x86)\Control My Monitor\ControlMyMonitor.exe" /SetValue "\\.\DISPLAY1\Monitor0" 60 15