1. Click on Inventory tab / Masters / Product Groups to assign products into product group(s) (for example group by vendors, brands, colors, size, etc.)
2. Click on “Unassigned Products” under “Product Groups” table
3. Filter the products by typing search parameter in the search textfield below
4. Select which product(s) to assign to a particular product group/category, then click on the refresh button
5. Select which product group from the drop down list, then click “OK” button