How to set up Xbox party chat for iOS on iPhone and iPad

[Windows Central]

Microsoft is pushing party chat to its mobile Xbox apps. Here's how to get up and running on iPhone and iPad.
To date, Xbox party chat has only been available on the console and the Windows 10 Xbox app on PC. That's soon going to change, and the feature is now available to Xbox gamers to beta test on iOS.
That requires being accepted into a test program, so for many it'll be something to wait on. Nevertheless, here's how you get your party (chat) started.

Full story from the WindowsCentral blog...