Edit an Open Purchase Order
You can modify open purchase orders to add new line item, Increase the quantity of any line item on the PO, or Increase the rate. Only users with the appropriate approval level can edit purchase orders. Follow the steps outlined below to utilize this new feature:
Navigate to Payables > Purchase Orders and search for the PO you wish to edit.
Click on the number of the PO you wish to edit.
Click on the ellipsis on the PO page and select Edit PO.
You can now make changes to the PO based on your approval settings.