Command

What mpv command to run, see MPV Commands for a list of available commands.
Not all commands will work as some are specific for mpv.
Most useful are the commands to manipulate properties, like set, add, cycle.
set: sets the value of a property set volume-max 150.
add: increases/decreases the value of a property add volume 15, increases volume by 15. To decrease the value use add volume -15.
cycle: cycle through the values of a property cycle aid up.

OSD message

An OSD message to display when triggering an action type custom command.
Use ${property_name} to display the value of a property Volume: ${volume}.

Keyboard shortcut

The command will be triggered with a shortcut. The shortcut can be set after saving.

Run at startup

The command will be run at application startup. Startup commands can be toggled, meaning you can choose whether they are set on startup or not, this is available after saving.