# Browser language detection on prerendering with `strategy: 'prefix'`
Hydration mismatch on initial static site load, before i18n cookie is set
pending triageneed reproduction 💻
Code inside defineI18nLocaleDetector is not reached
pending triage
Locale detection not working with `no_prefix` strategy
pending triage
Fallback language does not work on v10.0.2
pending triageneed reproduction
defineI18nRoute is not working with no_prefix strategy
pending triage
DetectBrowserLanguage rollback to default locale when using `prefix_except_default`
scope: language detection
The behavior of redirectOn set to 'no prefix' from version 7 to version 9 is inconsistent with the documentation.
scope: language detectionpossible regression
Inconsistent handling of `Accept-Language` header
scope: language detection