1) Download the archive with an addon;
2) Extract the archive to some folder;
3) Copy the “addons” folder from the archive to your site root; or you can just copy the “cs_extended_categories_menu” folder from “addons” to root/addons/;
4) Copy the “customer” folder from “skins” to root/skins/current_skin_name/. All the necessary files will be inserted into the template automatically as well;
5) Go to the administrator section Administrations->Addons, locate the “CS.Extended Categories Menu” module, and hit the “Install” button;
6) The module is successfully installed.
7) Go to the administrator section Design->Blocks, locate block with categories list, and hit the “edit” button;
8) Choose "CS Emenu", "CS Plain" or "CS Dynamic" from "Filling" dropdown list and hit the "Save" button.
9) As a result, count of products will successfully appear in your site’s categories menu.