This is an especially helpful feature especially if you’re using the web browser version of Discord which does not have noise suppression (unlike the Windows app or mobile app versions).

Microsoft is bringing its new Edge Chromium browser to Xbox consoles. The browser includes support for Google Stadia, Discord, and other popular web services on an Xbox console.

Discord also works on Xbox Series X with the new Microsoft Edge Chromium version. It's all very early and still in alpha testing so mic input doesn't work yet, but you can join calls, text chat ...