To assign products to custom products within advanced stock for reporting purposes, please follow the below steps.
Click the Admin Cogs
icon along the top bar.
Click Advanced Stock Controls then click Manage Custom Categories.
Stay on the import export tab, then click Export Products CSV to download the file.
In the spreadsheet update column A headed as [E] Custom Category ID.
Click the Allowed Categories tab to view the available category code IDs.
Save the file and import the back in by selecting the file and clicking Import CSV.
