How to show products in the same directory under product page?

Hi,

Make sure that you select "all sub elements" and not "direct sub elements".
Otherwise, you're asking the system to display all the products in the same category AND directly linked to the "product category" category.

Hi,

The "relation" setting is to configure what relation you want between the products of the module and the product on the product page.
It's used for the related products module for example. With it, you can display the products in the same category than the current product on the product page.

If you're talking about the products listing, that setting is ignored.

So I'm not sure what you want to do ? On which page are you displaying that module ?

Hello,

Try to reproduce this configuration in the HikaShop default "related module", from my side that make the trick :

Hi,

Then, can you check the categories of the product ?
Because if one of them is the main category of your shop, that would explain the problem.