How Does Magento 2 Stock Notification Prevent Loss?

It's also worth mentioning that Webkuls' Magento 2 stock notification extension for Magento 2 supports subscribing to specific choices of a configurable product. Unfortunately, this characteristic is not possible in the case of default Magento. Thus, once the extension is installed, you get a perfect opportunity to find out what your customers want, replenishing the stock as per customer requirements.