Products not updating is one of the most common frustrations I hear from merchants. You make a change in Shopify, update a product image, change a price, delete a discontinued item, and nothing happens in Google Merchant Center. The data sits there, stale and wrong, potentially serving your customers incorrect ads.
I’ve been dealing with this issue for years across dozens of client accounts. The good news: it’s fixable. The better news: once you understand why it happens, you can avoid it altogether.
The Root Cause: The Google & YouTube App
Let me be direct, the Google & YouTube app is the source of the problem. This is Shopify’s free native integration for connecting your store to Google Merchant Center. While it works well enough when everything goes right, it is notorious for sync bugs that have been around for many years with no reliable fix from Google.
The two most common issues I see merchants run into are:
- A product is deleted in Shopify, but it remains active in Google Merchant Center
- Product images or other information are updated in Shopify, but those changes never reflect in Google Merchant Center
These aren’t edge cases. They’re recurring bugs that affect everyday store management, and they can quietly damage your Shopping campaign performance without you even realizing it.
Heads up
The Google & YouTube app is free, but the hidden cost is the time you spend troubleshooting sync failures, dealing with disapproved products, and managing feed errors. For many merchants, a paid alternative works out cheaper in practice.
How to Fix It: The Reinstall Method
When the sync breaks, the most reliable fix is a clean reinstall. It sounds drastic, but it’s straightforward, and the downtime is minimal, typically one to five minutes. Here’s the exact process:
- Delete the Google & YouTube app from your Shopify store. Go to your Shopify admin, navigate to Apps, and uninstall it.
- Delete the problematic feed in Google Merchant Center. In GMC, scroll to the bottom of the left-hand menu, go to Settings → Data Sources, find your primary feed, click the three-dot icon, and select Delete.
- Reinstall the Google & YouTube app from the Shopify App Store and go through the setup process again.
- Disable local listings during setup, unless you operate a physical retail location. If you’re online-only and enable local listings, you’ll generate a new set of errors in Google Merchant Center, it’s an easy mistake to make.
Within about 30 minutes of completing the reinstall, your products should begin repopulating in Google Merchant Center, fully in sync with your current Shopify data.
Good news on tracking tags
A common worry with reinstalling is ending up with duplicate Google Ads and remarketing tags firing on your site. This used to be a real issue, but for over a year now, Google has supported tag reuse, so when you reinstall, you can select your existing tags rather than generating new ones. No duplicate firing, no data loss.
A Note on Product IDs When Migrating
If you’re switching away from the Google & YouTube app to a third-party feed tool, which I’ll get to in a moment, there’s one important thing to be aware of: product ID formatting has changed.
Previously, the Google & YouTube app used IDs formatted with the target country code, like shopify_GB_[parent_id]_[variant_id] for UK stores. Google’s newer Merchant API has changed this format, and if you migrate without accounting for this mismatch, your product IDs will change.
Why does that matter? Because your Google Ads campaign history, bidding data, and performance signals are all tied to those product IDs. When the IDs change, Google treats them as entirely new products, and you lose all that accumulated data. Your campaigns essentially start from scratch.
If you’re migrating, match your new product IDs to your existing ones to preserve your campaign history. A good feed management tool will give you full control over this. I love to use multifeeds.
The Long-Term Fix: A Reliable Feed App
Reinstalling the Google & YouTube app resolves the immediate issue, but it doesn’t prevent the problem from recurring. If you’re managing a growing product catalogue or running Google Shopping campaigns where feed accuracy directly impacts your revenue, you deserve a solution that actually works consistently.
For my clients, I use and recommend Multifeeds. It’s a paid application, but in my experience, it’s been one of the most dependable feed tools available over many years. The team is responsive, both for fixing bugs and for adding features when merchants request them. Setup is straightforward, and if you run into any difficulties, they’ll guide you through them.
Importantly, Multifeeds gives you full control over your product IDs, so migrating from the Google & YouTube app doesn’t mean losing your ad performance history.
The question to ask yourself is simple: would you rather spend time dealing with feed sync failures when they inevitably pop up, or pay a modest monthly fee for something you can trust?
Summary
If your Shopify products aren’t syncing correctly to Google Merchant Center, here’s what to do:
- Delete the Google & YouTube app from Shopify
- Delete the affected feed under Settings → Data Sources in Google Merchant Center
- Reinstall the app, reuse your existing tracking tags, and disable local listings if you’re online-only
- Wait 30 minutes for your products to resync
- Consider migrating to a dedicated feed management tool to avoid the problem recurring
If you have questions or run into a specific issue not covered here, feel free to leave a comment or get in touch. I’ve covered a lot of Google Merchant Center topics on the FeedArmy YouTube channel; chances are, there’s already a video that addresses your exact problem.