Wix fix guide
Invalid Language Attribute on Wix
The lang attribute value does not match a valid BCP 47 language tag, or appears inconsistent with the detected page language.
Issue ID: TECH-LANG-MISMATCH-001Severity: minorEffort: S
Why this matters
The lang attribute value does not match a valid BCP 47 language tag, or appears inconsistent with the detected page language. This affects crawlability, rendering, and whether the site can be interpreted correctly by search engines.
Wix fix path
How to fix this on Wix
Use global site or page settings first.
- 1Open site settings for the feature in question.
- 2Update the page or site-wide setting.
- 3Republish and validate the live markup.
After you fix it
- ✓Inspect <html lang="..."> and confirm it matches the page language
Same fix, other platforms
Fix invalid language attribute on a different CMS
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