1. First, while on the "Welcome Home" page, select the "Ecommerce" module located to the left-hand side of your screen in the side-bar menu.

2. Next, in the drop-down list, select the "Settings" option, followed by "Store Settings."

3. You will then be prompted with the E-commerce "Store Settings" page. 

4. From the settings list select the "Coupon Settings" option.

5. The "Coupon Settings" section will expand, allowing you to alter your Coupon Settings listed below.

Coupon Settings

Enable/Disable Coupon