Options and modes of displaying weight map information in the viewport.
Main Menu Bar : Window > Tabs > Tool Settings > Options Menu > Weight Map Display Mode 1)
Viewport : right-click menu > Weight Map Display Mode 2)
Function : Changes the visual display of weight map values.
Options :
Main Menu Bar : Window > Tabs > Tool Settings > Options Menu > Edit Gradient Colors 4)
Function : Changes the colors and number of colors used to shade weight map value intensity is shaded in the viewport.
Options :
Main Menu Bar : Window > Tabs > Tool Settings > Options Menu > Show Children Weight 6)
Function : By default, weight map intensity values are shaded only for the current bone selection. The Show Children Weight setting toggles the display to a combined value for the current bone selection and all of its children in the hierarchy.