If you need to manually enter the Barcode and search for the item, refer to the steps below: 

1. Tap Click to Enter Barcode. 

The Enter Barcode dialog will be displayed. 

2. Enter Barcode on the text entry box. 

3. Tap OK to search. 

4. The item which associated with the scanned barcode will be appeared on the order list. 

The barcode of the item will be scanned.