Adding product categories in the menu

In Appearance -> Menus make sure that the Product Categories are being shown:

Deco add product categories into menu

Make sure that Product Categories are being shown, by ticking them:

Then, you will be able to add product categories into the menu that you’ve created. After this, you may arrange them by drag and dropping them.

Deco add product categories into menu

ATTENTION!
Make sure to click on “Save menu“, in order for the changes to stay.