1. Attributes with the stock quantity of zero will not be shown.
2. An attribute’s value will not be shown if it is out of stock.
3. Transfer a product to “out of stock product” (for usage in Advance filtering plugin and Out of stock product to the end of list plugin).
4. The ability to combine attributes is available.
5. The ability to call for price option and/or don’t show the product is available.
6. It gives you the ability to use “In stock based on attributes”..