Store Commander's CSV import tool allows you to associate one or multiple products as accessories to other products in bulk very quickly.
The CSV file will include the product identifier and the reference of the products which will be associated as accessories.
Note that you can associate multiple references (accessories) to the same product, simply by entering all the references separated by a comma (if comma is the value separator used in your import configuration). The example below shows this possibility.
Here we will use the reference as the product identifier.
The import configuration will then be: