During development of LabView visual program code often a reorder or 'clean up' of VI's, functions, controls, indicators, etc.of a block diagram is necessary.
In some cases it would be helpful to keep parts of the code together and comment the group and color the background of the group.
This is normally not possible with the given functions of LabView .
The Diagram disable function is a simple tool to get the missed functionality:

This is a easy way to group, highlight and comment parts of LabView visual code without any influence on the execution time of the compiled
block diagram code.