How to share to Twitter from the Xbox app on Windows 10

[Windows Central]

Share your finest moments with your non-Xbox Live friends thanks to the latest addition to the Windows 10 app.
You're already able to tweet screenshots and Game DVR captures directly from the Xbox One, but the process is still fairly sluggish. The latest addition to the Xbox app for Windows 10 ? available in Xbox (beta) only at the time of writing ? allows you to do this from your PC, tablet or Windows 10 phone.
After a short set up process you'll be able to share your proud moments with ease.

Full story from the WindowsCentral blog...