Store Commander allows you to create very quickly new collections directly from the interface.
From the Categories panel, simply click on the toolbar icon .
The creation window opens up, then select "Creatre new manual collection". Enter the name of the new collection and validate with the OK button.
A new category has just been created.
You can choose to create a new collection straight from the Shopify backoffice by selecting "Create a new collection with the Shopify form".
A new tab will pop up on the form to create a collection from the Shopify backoffice.