Polylang hreflang: Set Which Language Is x-default
Adds or replaces the x-default hreflang link Polylang prints, pointing it at the language you choose so search engines know which version to show everyone else.
Snippet Library
Multilingual snippets for WordPress
Snippets for multilingual sites: language switchers, translated strings and per-language behavior with WPML, Polylang and similar plugins. For sites that serve readers in more than one language.
Replace Interface Text Per Language
Changes specific interface strings (button labels, notices, form text) differently for each language, without editing translation files.