Create a Discount
How to create a new discount in the system
Open the discounts section
Go to Administration → Discounts → Create New.
Enter discount name
For example: Summer Sale, Loyal Customer -10%, Student Discount.
Select discount type
In euros (fixed amount), percentage (% of price), or final price (you set the final price).
Set application scope
Choose whether the discount applies to all products, selected categories, or specific products.
Save
Click Save. The discount will be available at checkout.