- Module functions without building any improvements in the prevailing PrestaShop file to make sure that current customization and theme changes never have an affect on. Step 1: Add the module zip file from the again-Business Module & Products and services menu tab. Module Supervisor region using the add button. https://classifylist.com/story21204802/how-much-you-need-to-expect-you-ll-pay-for-a-good-easy-json-schema