Update your Xbox console and the Discord app to the latest version
Open Discord on your phone or PC
Go to User Settings
Select Connections
Choose Xbox
Sign in with your Microsoft account
Authorize Discord to access your Xbox account
On Xbox, press the Xbox button
Go to Parties & chats
Select Discord
Link your Discord account if prompted
Join a Discord voice channel on your phone or PC
Select the option to transfer to Xbox
Follow the on-screen prompts to move the voice chat to your Xbox
Use your headset connected to the Xbox to talk and listen