Knobs/sliders may be adjusted more precisely by holding down shift-key.

Knobs/sliders may be shift-clicked to start an automatic adjust.

Alt-click an item and select to adjust to Full/Mid/Minimum and select duration for the adjust.
Alt-click down and drag left/right/up/down to a new value and release mouse and then select duration for the adjust as 'Value'.

Automatic adjust is stopped if the item is adjusted again manually.

Either one letter or two letters followed by a dot