If you've set up the Facebook pixel but not dynamic ads, or you think you may have set up the Facebook pixel incorrectly, you should use the Facebook for WooCommerce Extension to get everything set up. Keep in mind you'll have to manually remove your existing Facebook pixel code from your website before starting, otherwise you'll have 2 versions of your pixel on your website.
Particularly if you’re running Magento on your own servers, you could have complete freedom over the look, feel, and functionality of your store and you don’t have to rely on your solution provider to make changes to the site. That said, it also means that you’re in charge of maintaining and updating your servers and store, which requires an in-house team or agency. If you’re not up for all that, you may want to consider the Cloud Edition that Magento launched earlier this year.
BigCommerce is most easily compared to Shopify. Both platforms offer a similar experience when building an ecommerce platform. Like Shopify, BigCommerce offers a range of prices and packages tailored to different types of businesses. The platform is highly customizable if you are comfortable with some light coding. It is also possible to use themes and templates to build your website, but some of these will come at an additional cost.