Parameter > All
Shows all the available parameters.
The Param button is only present if you have patched fixtures with those capabilities.
Controls the parameters of the selected fixture(s). Only fixtures with parameters may be controlled here.
Pick a parameter and swipe the value box up and down to change values. A green arrow will appear on the value box when you are swiping it.
Pick the value box with one press to open a filmstrip view of the available settings.
The filmstrip may be scrolled left or right to see all the choices.