The truth is, no-one knows. You cannot trust Microsoft to stick to something long term. Yes, apparently MAUI is here to stay, but they said the same thing about

The truth is, no-one knows. You cannot trust Microsoft to stick to something long term. Yes, apparently MAUI is here to stay, but they said the same thing about the dozen UI frameworks they killed before. You can try plain MAUI, or something like React Native Windows, but -as much as I hate it- I think Electron gives you the most stable foundation.