Don't use the Windows Emojis on Discord at all... (Suggestion, can be fixed without much effort)

So, in Windows when they are using a emoji of country they just show the default Windows option so instead of a good flag they show just BR, DE, NO, LT... and things like that. With a simples CSS you can use your own Emoji font in Eletron and fix that issue, turning the server and channels, usernames will be more appealing visualy when use flags emojis.

Example of how it looks using twemoji: