How to show products on related category under the

How to show products on the same category ONLI under the opened product

1 i have menu which display all the categories
2 click on one of the category
3 click on the product
HERE UNDER THE opened PRODUCT i wouldlike to show other products from the same categori

the problem is: i can use menu assigment to show on selected or exept selected sites
BUT I DONT HAVE MENU FOR THE PRODUCT THAT I AM IN
and if i assign only on the menu that display the category, when i enter the one of categories i have two sets of same products


HOW CAN ASSIGN OTHER PRODUCTS FROM same CATEGORY onli UNDR THE opened PRODUCT THAT I DISPLAY?

SORRY I,M NEW IN THIS

10X

Hi,

I'm new at this too, but did you tried in the backend product page the "related product" feature?