Set the Upsell Products style in WooCommerce Single template. Make sure to set the Product Upsells in your Product pages > Linked Products > Upsells. This is where the Upsells widget gets the information from.
Favorites are a Member’s Only feature, which you can access right now for FREE simply by creating your own account.
It’s that simple.
Did you see the other "WooCommerce : Upsells" addons like the
p.s. You can find these under the "More Like This" section on each widget/extension page :)