Here's a step-by-step guide on how to create promo codes.
Step 1 - Scroll down and click "Store". In the "Store" Menu, hover your mouse or tap the icon at the bottom. Then, select "Ecommerce Settings."
Step 2 - In the "Ecommerce Settings" menu, click "Discount Codes" and then "Create New Discount Codes."
Switch it to "Active" to enable the code.
Input your discount code.
Choose a discount code type, either percentage or fixed amount, then enter a discount value.
Set "Usage Limits" for both total use and customer use. If left unchecked, the code will be unlimited.
Once you have modified it to your preferences, click "Save Discount Code."
To modify an existing discount code, click the edit button under the "Actions" column of the corresponding code.