If you need to review, assign and manage the barcodes assigned to each product within your advanced stock outlet, the below steps will guide you to the import export file.
Click the Admin Cogs along the top bar.
Click Advanced Stock Controls, then click Barcodes.
Locate the outlet and click the Brown Box to access.
Click the Import and Export tab.
Click Export Settings.
Update and save the file to your device.
From the same page click Select File.
Click Import Settings.