Tools/Carter Games/Transform Colours/… there are extra options & windows to help you use the asset. Below are all the options and what they do.
⚙️ Edit Settings
This option opens the settings window in the user preferences in Unity. The settings for this asset are all per-user so each user will be able to select their own colours and setup which suits them.
🔲 Switch 2D-3D View
This option just toggles the style from the 2D/3D views. The only difference is that the elements that are more commonly not used in 2D games are grey