There are three methods to attach images to products. All these methods use a very helpful plugin called WP All Import. one image per simple product, multiple images per simple product, one image per variable product (and parent product), and multiple images for variable product (and parent product). There is some programming involved.
Learn how to set up the FedEx WooCommerce shipping plugin and also about shipping. Shipping is a very important (and complicated) part of WooCommerce shops. How does the plugin figure out how much to charge for shipping? Is it accurate? This plugin has also changed pretty dramatically. Also, learn the steps to create a FedEx account, get your developer test keys, and then your production keys.