Scan the configuration document from top to bottom

1. Enter/Exit Programming Mode
2. Set Global Prefix
3. 0
4. 2
5. Enter/Exit Programming Mode
6. Enter/Exit Programming Mode

Do the following:

1. Setup Tools > Setup Wizard > Point of Sale Devices > Barcode Reader
2. Click “Read Barcode Scanner” button on the right side box
3. Then scan any barcode or item
4. Lastly click on “Save Setting” button