There’s also an unofficial native Windows 10 + Xbox client: https://github.com/UnigramDev/Unigram

In addition, there’s a libpurple plugin should one want to use Telegram with Pidgin, as well as several other clients including one that’s TUI based.

The choice of client is a massive boon. It’s unfortunate that one can’t use a alternative Signal clients, because they’d likely solve many of the gripes people have with Signal.