Xbox Live Update 12-25-13

Xbox One system update goes live at 8 Eastern tonight.

* Addresses SmartGlass issues for some users when coming in and out of connected standby

*Addresses multiplayer issues for some users when re-joining games

*Addresses issues with inconsistent notifications for some users

*Addresses dashboard performance for some users

*Offers improvements for Xbox One's TV, system update, and conten update services for scaling
  over time

*Updated wireless networking driver to improve connectivity issues for some users

Source : Kotaku