Widget Button
Open the settings of the Widget channel.
Button Position
The widget button exists only in Popup mode. Place it at the top left, top right, bottom left, bottom right, or hide it. If the button is hidden, the widget can only be opened programmatically from the site.

Button Colors
For the light theme, choose the background in the palette and refine it in the HEX field when needed, then set the icon color in the palette and its HEX field. For the dark theme, use the background palette, background field, icon palette, and icon field.
