How to Add a Supplemental Feed in Google Merchant Center (Step-by-Step)
Your Google Shopping ads are live, but if your product data has missing GTINs, outdated titles, or broken prices, you're leaving money on the table. In this video, we will show you exactly how to add a Supplemental Feed inside Google Merchant Center to instantly override and enrich your product data, without touching your main feed. No dev team needed. Just a Google Sheet and 5 minutes. 📌 What you'll learn: What a Supplemental Feed is and why it matters How to create and connect one inside GMC step by step How to use Google Sheets to update product attributes at scale Pro tips to avoid the most common mistakes 🔔 Subscribe for weekly Google Merchant Center & Shopping Ads tutorials from Adon Technologies.