To use Better Coupon Box, first, you have to create a Shopify coupon code. To do that, please follow this instruction: 

Step 1: Go to your Shopify setting page and click on Discount.


Step 2: You should see the Create discount on the right of your page.

Step 3: There, you should be able to generate your code. 

Create code

Step 4: After you have created a discount code, go back to Better Coupon Box setting page and set up your coupon box, as per instruction here.

>> Get your own coupon pop-ups that turn visitors into email subscribers, social followers and increase online sales. Get the app for FREE.