There are 2 possible ways to start making a group for your products
Here's how you do this:
1. Go to the Products tab and click on "Products".
2. Click on the green "Add" button to create a productgroup.
1. Or go to the Products tab and click on "Products".
2. And click on the green "Groups - Create product group" button to create a productgroup.
3. A new "Create product group" screen appears.
4. Enter the description, choose the main group for which you want to create a new group
and save it.
5. The group has been created.
6. You can now start populating a group with products.
7. Or you can create a father-child group relation.