how to add discount on custom option by qty in magento 2

Question

how to add discount on custom option by qty in Magento 2? on add to cart magento version 2.3.4

Answer 1

Please follow below step.

1. log in the admin page.
2. from the left bar click CATALOG -> Products.
3. Search your targeted item.
4. Scroll down in the product detail and find "Customizable option"
5. Add options (When you add option you can give price with negative value (example, -7) then It will be discount.