Looking for multilingual capabilities in AGOL and/or WAB... Seems like a widget or other setting ought to be available somewhere?
An option for the public to choose a language from a list of languages in a map viewer is what we are looking for.
Searched a bit and only thing that came up was esri's option to 'Switch Language' on the bottom of their AGOL documentation pages, for example:
tried Google Translator (English to Spanish) but that throws a json error:
I haven't tried this, but you could check
Best Practices for Creating Bilingual Apps
You may explore ArcGIS Hub as well Translating ArcGIS Hub sites and pages
That 1st link is the most pertinent. Not seeing how "custom attribute display" can be utilized for a splash-type widget in their example though. Unless I am not seeing something the "custom attribute display" window is for configuring popups on layers, not a splash widget. How is "custom attribute display" used exactly for the splash in their example?