Hey there, @Dbean199
Bo here from Shopify Support!
Thank you for reaching out regarding this, it is a valid point. When an account is paused or in its 14-day free trial, the checkout is completely disabled, even when the payment gateway is in test mode. You can access your Shopify admin and edit your products when you need to, but your checkout is completely disabled. This means that customers can see your products, but they can't purchase them. In order to test the checkout, you need to be on one of our active plans.
While you're on the Pause and Build plan, you can do the following:
All the Best,