Yes indeed, I expect that bilingual alerts will be provided in areas where there is a mix of language preferences. Up here, you choose a language preference when you sign up for, well, anything.

For universal clarity, though, it may be simpler to repeat a section of Richard Condie's wonderfully demented NFB classic "The Big Snit" ... about 3:00 in ...

https://www.youtube.com/watch?v=p1S5pAF1YYA