Remove all Products from a Sales Order with zero quantities listed, all at once.
From the list view, search for the Sales Order and click the SO number to access it
Open the Sales Order and click [Actions] dropdown and select [Remove Zero Qty Lines]
Warning: A warning icon will display if there are products with a quantity (Qty) greater than '0' with a unit price set at '0.00'. The message Product with '0' Value will appear when hovering over the yellow triangle