How do I edit an item in the cart? Locate the item in the cart you want to edit. Tap the item row to open the Edit item pop-up. You can edit the item Name, Item Price, Item Quantity, Description, and Tax. If this is a manually entered item, set the Save to Inventory slider to ON, to save the item in the inventory. Tap Done to save. For additional support, please refer to the Support Page in your merchant portal or contact your ISO contact.