You can edit the settings via this window. It can be found under Preferences/Carter Games/Transform Colours This window also shows the version number of the asset, release date & some helpful links as well as the settings for the asset. See what each option does here: ⚙️ Options.
You can access the settings via a menu item on the top bar navigation menu which can be found under Tools/Carter Games/Transform Colours/Edit Settings This will open the project settings window on the multi scene settings.