Country flag emojis are actually just specialised glyphs for pairs of characters, taken in pairs to form a country-code. If the system doesn't know how to rende

Country flag emojis are actually just specialised glyphs for pairs of characters, taken in pairs to form a country-code. If the system doesn't know how to render a given country code, it will just fallback to displaying the country code (often stylised as white on blue tiles) instead. More info here: https://en.wikipedia.org/wiki/Regional_indicator_symbol https://en.wikipedia.org/wiki/Regional_indicator_symbol