Official statement
For the hreflang attribute on international websites, it is better to use a simplified implementation (such as en-US, fr-FR) rather than an overly granular notation that does not conform to the specification. Codes that are too detailed are not guaranteed to work correctly.
19:46
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Official statement from
(3 years ago)
⚠ A more recent statement exists on this topic
Should You Really Worry About 404 and 410 Errors for Your Site's SEO?
View statement →
TL;DR
Google recommends using simplified hreflang codes such as en-US and fr-FR. Avoid overly granular notations that may not function correctly. This has a direct impact on the clarity and efficiency of international SEO.
❓ Frequently Asked Questions
Puis-je utiliser des codes hreflang pour des variantes de langue très spécifiques ?
Google ne garantit pas le bon fonctionnement de codes trop détaillés, mieux vaut rester sur les codes standards.
Comment savoir si mes hreflang actuels sont trop complexes ?
Vérifiez si vous utilisez des combinaisons régional-langue non reconnues par les spécifications standa.
Mon site a plusieurs variantes géographiques, comment gérer ?
Utilisez des codes hreflang standards pour chaque langue et région cible principale. Assurez-vous que l'implémentation est cohérente.
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