You should confirm the Delivery once you have received your items and want to be able to see them in your Warehouse.
- Go to your Purchase order page to do so.
- Navigate to the All PO's tab in Procurement:
- Locate the necessary PO. Under each column's Name, use the Filter function. Select the PO Code.
- Find the Approve the Delivery button next to the Change one on the opened page.
- Click on it.
- In the pop-up window click YES:
Now you have approved the Delivery.
To receive items in the Warehouse check the following article:
How to check received items in Warehouse?