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 content update services for scaling over time
Updated wireless networking driver to improve connectivity issues for some users
Here's a link with the how to download and install the update. xbox.com system update