Filtering the View by Modifier Keys
You can use the Modifier buttons (Command, Shift, Option, and Control) at the top of
the Command Editor to see which keys work with the modifier keys.
To filter by modifier keys
Click one of the four modifier buttons at the top of the Command Editor (or click a modifier
key on the virtual keyboard).
Keys assigned to work with the selected modifier key appear marked with a dark gray
If necessary, click another modifier button (or modifier key in the virtual keyboard) to
create a combination.
The virtual keyboard updates to show which keys are assigned to shortcuts that use those
combined modifier keys.