All fields except Vessel and Port can be edited from the drawer.
By clicking the cargo in the bottom table a modal will open where you can edit the cargo itself, and maintain relevant figures that will appear on the B/L when you print it.
Comments tab in the drawer
You can enter comments to the B/L in the system - these will not appear on the printed version. Any comments that are added can be edited or deleted by clicking the three dots to the right of the comment.