This setting allows you to activate tooltips for variation swatches on your product pages. When enabled, hovering over a variation swatch (such as a color, image or button) will display a tooltip containing additional information, like the variation label, or even an image, depending on your configuration. Tooltips enhance user experience by providing quick, visual details about each variation without requiring a click.

After enable this feature then it will be show in single product page or archive page.