model_viewer/assets/config/settings.json

{
kb: {
	keyRotateSensitivity: 0.500,
	keyScrollSensitivity: 0.00500,
	keyZoomSensitivity  : 0.00500,

	mouseRotateSensitivity: 0.500,
	mouseScrollSensitivity: 0.500,
	mouseZoomSensitivity: 0.500,
}
}