You need to remove your Shopify Facebook Pixel and Shopify Conversions API as they will conflict with Pixel Conversions API and result in deduplication problems and unreliable event tracking. Just a few easy steps are needed to do this task. Go into Apps and click on your Facebook App then Follow Step 1 and Step 2 in the first image below and perform the Step 3 if you still have your Facebook Pixel ID on the Preferences Page you must remove it also. See the second image below to remove your Facebook Pixel from the Preferences Page.
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Step 3 (click on image to enlarge)
This link is for customers that have manually installed their Facebook Pixel Code Snippet directly into their theme.liquid file. https://help.shopify.com/en/manual/promoting-marketing/analyze-marketing/facebook-pixel#change-or-remove-a-facebook-pixel-from-your-online-store
James (Tech Support)
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