Type String
Mandatory Contingent: must be present if the _locales subdirectory is present, must be absent otherwise.
"default_locale": "en"

This key must be present if the extension contains the _locales directory, and must be absent otherwise. It identifies a subdirectory of _locales, and this subdirectory will be used to find the default strings for your extension.

See Internationalization.


"default_locale": "en"

Browser compatibility

ChromeEdgeFirefoxFirefox for AndroidOpera
Basic support Yes144848 Yes

Document Tags and Contributors

Contributors to this page: wbamberg, Makyen
Last updated by: wbamberg,