If the barcode is not recognized, it will not be added to the file or folder name in PaperStream Capture.
Check if the specified barcode is correctly recognized on the following confirmation window for scanned images.
If the barcode is not recognized, the recognition result displayed in the right field panel will be blank. In this case, enter the correct value from the keyboard.
For information on what to do if the barcode cannot be recognized, refer to here.