Autonym according to Ethnologue: Magindanawn.
- Add to language-data (patch)
- Run src/util/ulsdata2json.php before adding
- Run src/util/ulsdata2json.php after adding
- Add to translatewiki configuration (patch)
- Add assistant languages to mw-config/FallbackSettings.php (tl, ceb, ilo)
- Deploy configuration to translatewiki
- Add an entry to LocalNames/LocalNamesEn.php in the CLDR extension (patch)
- Update jquery.uls and jquery.ime in the ULS extension (patch)
- Deploy ULS to translatewiki
- Create the translatewiki language portal
- Make sure that the category for the language is not marked as disabled
- Update the translatewiki language portal to indicate that the language is enabled
- Add the requester (and possibly other relevant users) to the translators list on the portal
- Enter the autonym in the Wikimedia Portals project
- Test language search in UniversalLanguageSelector and fix the search index (patch, patch)