Step 1 : Click on “Settings” menu.
Step 2 : Click on “Invoice Options” menu then Click on “Delivery Challan”.
Step 3 : On same page you will get the option to disable tax and price as shown in image
12 – “Disable TAX” option use to Disable TAX fields in Delivery challan document
13 – “Disable Price” option use to Disable Price fields in Delivery challan document