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Technical playbooks and strategy guides for merchants who want fewer disapprovals, better titles, and cleaner feeds.

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Google Shopping

How to optimize Google Shopping feed titles

Improve product title structure, keyword coverage, and variant details for better Shopping visibility.

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Shopify + Google

How to get Shopify products on Google Shopping

Set up Shopify, connect Merchant Center, and troubleshoot sync blockers.

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All topics google-shopping 27 feed-management 24 new-feature 16 ecommerce 15 optimization 15 product-feed 14 release 9 integration 8 disapprovals 8 product feeds 7 merchant-center 7 troubleshooting 6 improvements 6 automation 6 google-merchant-center 6 marketplace 5 data-quality 5 multichannel 5 shopify 5 feed-errors 4 gtin 4 analytics 4 feed-optimization 4 product-data 4
4 articles Topic feed-errors Remove topic filter Clear all
Aug 22, 2026 7 min read

identifier_exists: what to do when a product genuinely has no GTIN

The missing-GTIN error has two halves. This covers the half most guides skip: products that never had an identifier, and how to declare that without trading a warning for a disapproval.

M
Muhammad Norafif
0
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Common Feed Errors and How to Fix Them
troubleshooting
Dec 14, 2025 3 min read

Common Feed Errors and How to Fix Them

Feed errors can tank your advertising performance overnight. Learn to identify, diagnose, and fix the most common product feed problems befo...

M
Muhammad Norafif
0
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