1. Click on "Company Settings"
2. Click on "Customer Portal"
3. Enable the "Line Item Quantity Only" Button
4. Click on "Save"
5. Click on "Sales Pipeline"
6. Click on "New Proposal"
7. Make Sure It´s on "Blank (Default)"
This is the only way these changes can be shown on the proposals, it always gotta be a new proposal and a the blank default template
8. Fill the Customer's Information
9. Click on "Start"
10. You'll See This Reflected on the "Payment Settings"
Keep in mid that from right here you'll always be able to edit if you want this to be enabled or not just for this proposal
11. This Is How It Would Look Like
