

It’s also quite awkward requiring others to spell the country with letters that don’t exist in most alphabets, and therefore not on commonly used keyboards.
Sure you can make use of ü and others with some international layouts, but for laypeople it’s rather cumbersome.
Imagine China would suddenly require everyone spelling it as 中国, nobody would even be able pronounce it, let alone write.
You could use LibreWolf on Linux, it’s a Firefox fork that removes all DRM, telemetry and other privacy-disrespecting crap from the og Firefox. All native addons/plugins are fully supported.