How to Set default notes/terms for delivery challan in web?

To set default notes/terms in delivery challan, please follow the path bellow:

Step 1: Sales>> Invoices>> Document settings>> Scroll down a bit

Step 2 : Click on add notes and terms>> Notes/Terms>> Select delivery challan from dropdown

Step 3 : Click on new delivery challan notes >> Enter required notes/terms>> Save

Step 4 : Enable default option>> Save