From Znuny:
https://ticket.wikimedia.org/otrs/index.pl?Action=AgentTicketZoom;TicketID=12147405
On the Wikipedia iOS app, the character mapping between Kazakh scripts does not work. Attempting to switch from Cyrillic Kazakh to Arabic or Latin Kazakh does not change the script. I can get it to work just fine in the browser. Version: WikipediaApp/6.8.2.1868 (iOS 15.4; Phone)