Contours > Unconstrain All is a set of functions that unconstrain all lines and/or points without using the Global controls in the Contours > Promote/Constrain function.
Contours > Unconstrain All > Lines is a method of unconstraining all lines (from red to orange) without using Promote/Constrain.
Contours > Unconstrain All > Points is a method of unconstraining all points (from red to orange) without using Promote/Constrain.
Contours > Unconstrain All > Lines and Points is a method of unconstraining all lines and points (from red to orange) without using Promote/Constrain.