The WeltPixel Blog

Server-side tracking, e-commerce analytics, and development insights for Magento and Shopify — from the team behind 25+ premium extensions.

The WeltPixel Blog

Server-side tracking, e-commerce analytics, and development insights for Magento and Shopify — from the team behind 25+ premium extensions.

Shopify Server-Side Tracking 2026: GA4, Meta, TikTok, Google Ads

May 22, 2026

Quick AnswerShopify server-side tracking sends conversion events from your server directly to GA4 (via Measurement Protocol [2]), Meta (via Conversions API [3]), TikTok (via Events API [4]), and Google Ads... Read more...

Shopify Web Pixels API: Plain-English Guide for Marketers in 2026

May 20, 2026

Quick AnswerThe Web Pixels API is Shopify's official way for tracking and analytics tools to listen to what shoppers do on your store, with cart and checkout fully covered [1].... Read more...

Meta Event Match Quality on Shopify: How to Get to 8 or Higher in 2026

May 20, 2026

Quick AnswerMeta Event Match Quality (EMQ) is a score from 0 to 10 that reflects how well your Conversions API events match real Meta accounts [1]. A higher score means... Read more...

First-Party Cookies on Shopify: Customer Identity in a Post-Cookie World

May 19, 2026

Quick AnswerShopify stores first-party identity signals, customer_id, cart_token, and a session cookie scoped to myshopify.com or your custom domain, all within the same registrable domain as checkout. Safari has blocked... Read more...

GA4 Recommended Ecommerce Events on Shopify: The Complete Canon (view_item to purchase)

May 19, 2026

Quick AnswerGA4 defines 11 recommended ecommerce events. Shopify's native Google channel fires most of them automatically (view_item_list, view_item, add_to_cart, begin_checkout, add_shipping_info, add_payment_info, and purchase) [3]. Two events in the standard... Read more...

Product Updates and New Releases — May 2026

May 19, 2026

Quick AnswerWeltPixel v1.17.0 (released May 18, 2026) updates the full Magento 2 extension catalog with Magento 2.4.9 and PHP 8.5 compatibility. The release also ships targeted fixes including Google Automated... Read more...

Shopify Checkout Extensibility: What It Broke for Tracking

May 18, 2026

Quick AnswerShopify deprecated checkout.liquid for Shopify Plus stores and replaced it with Checkout Extensibility (App Blocks + Web Pixels API). Any tracking that relied on custom JavaScript injected into checkout.liquid... Read more...

Server-Side Tagging on Shopify: sGTM vs Native App (Which Path Wins in 2026)

May 18, 2026

Quick AnswerTwo real architectures exist for server-side tagging on Shopify in 2026: a self-hosted Google Tag Manager server-side (sGTM) container running on Cloud Run or App Engine, and a native... Read more...

TikTok Events API on Shopify: Server-Side Setup Guide

May 18, 2026

Quick AnswerShopify's native TikTok channel does not send server-side Events API calls as of 2026. To get browser pixel plus server-side coverage with proper event_id deduplication, you need a third-party... Read more...

Admin and POS Order Tracking on Shopify: Why Your Back-Office Sales Are Invisible to Your Ad Platforms

May 11, 2026

TL;DR Shopify orders created outside the storefront browser do not fire your conversion pixel. Shopify POS in-person sales, admin-created draft orders for wholesale or customer service, and API-created orders from... Read more...

Server-Side GA4 Refund Tracking on Shopify: Why Your Refund Data Is Probably Wrong

May 11, 2026

TL;DR Shopify's native pixel cannot fire refund events. The Shopify Web Pixels API has no refund event type in its standard events list, because refunds happen in the Shopify admin... Read more...

Multi-pixel Tracking for Shopify: When You Need 2+ Pixels Per Channel (and When You Don't)

May 11, 2026

TL;DR Most Shopify stores need one pixel per ad platform. A real minority of stores need two or more pixels per channel. The use cases are specific: agencies managing client... Read more...