If I had a dollar for every B2B software in my corp that screws up such basic thing...
Yet the box-ticker drones from IT procurement are content with vendors who assume we live in a world without diacritic marks, I guess. Using 8-bit character sets in 2022 is a "brown M&M's" [1] indicator for me. If they can't be bothered to use Unicode, what else they don't care about?