Barcode
The Barcode tab allows you configure the Barcode widget.
Select a mode of capture.
Allow Torch - Enable this to allow the flashlight turn on while scanning the Barcode.
Try Harder - Enable it to allow reading bar codes that are obscured, corrupted, or at a skewed angle.
Draw Bounding Box - Draws a bounding box around the Barcode.
Check all the types of bar codes you want it to read.