Start a message by doing any of the following:
Say "Xbox, send message."
Double-tap the Xbox button to open the guide and go to Messages > New message.
Open someone's profile or gamercard and select Send message.
Add or change recipients. You can include up to 32 people.
Type a message using either your controller or with the Xbox SmartGlass app on your phone. It's easier with SmartGlass.
Send your message.