[spoiler]Sound mixer for apps with Snap and volume controls when using Kinect with chat

-Under Settings, select Display & Sound. Weve added two new features for controlling your audio options.
-With the new Sound mixer, youll be able to control the volume levels of two apps when youre using Snap, letting you decide which app is louder.
-With the Chat mixer, youll be able to control the volume levels when youre using Kinect for chat.

Opt in to help improve speech recognition

-To help us in our efforts to make voice and speech improvements for Kinect even better, you can opt in to speech data collection.
-Under Settings, select Privacy & Online Safety. In the Privacy column, select Custom, scroll to the right until you find Share Voice Data and set this to Allow.

Take the next system update when you want

-When a system update is made available, youll find the option available to update your console now.
-Go to Settings and select System. If an update is available, the System update button will be available for you to select.[/spoiler]

[spoiler]System update improvements

*The ability for the console to reboot and complete system update while in Instant On power mode.
*Users will easily be able to tell what games and apps are being updated or have been updated recently.
*Take future updates on demand when one is available without waiting for the console to do it from Instant On mode. Feature available under system settings.

Game and app saves and updates

*A game save progress bar will show you the status of your game saves.
*You will be able to easily tell what games and apps are being updated or have been updated recently.

Friends improvements

*Notifications will be added to see when favorites and friends sign in to Xbox Live.
*Friends who are in multiplayer will be identified in the friends list.

Blu-ray 50 Hz video output support for content recorded at 50 Hz

*This will resolve video playback issues that some Xbox Live members in Europe are experiencing.
*Kinect voice and motion improvements
*We continue to fine tune the quality and reliability of Xbox One commands.

Improved GameDVR video quality

*Through compression algorithm improvements.

Updates to Xbox One device management

*Improves the ability to control TVs, set top boxes, and receivers that our customers have reported issues with.[/spoiler]

[spoiler]New/updated Features

Improved Multiplayer & Party chat


*Cross title party chat
*Party chat on by default
*Easier multiplayer invites
*Easier multiplayer joining
*Ability to see what the people in your party are doing

Improved friends list + profile

*Improved friends list utility & speed of access
*Ability to see people you recently played games with
*See when friends are broadcasting including live broadcast thumbnails in activity feed
*Get to a friends profile faster using type-ahead suggestions
*Contextual app menu actions on friends list and activity feed items
*Enabled more multiplayer (join and invite) actions on user profiles
*54 new contest-winning gamerpics

Twitch TV live streaming support

*Broadcast gameplay on Twitch.TV through Xbox LIVE
*Voice support for starting and ending broadcast

Bringing out social in home

*See favorite friends currently online
*See friends broadcasting gameplay

Miscellaneous shell improvements

*Improved notification center experiences including quiet mode
*View Game Clips while in snap mode
*Protect user settings with passkey

Browser improvements

*Control Bing and Google maps with gesture and controller
*Quick search when highlighting a term on a page
*When searching from Bing search on the console, direct link to Internet Explorer in order *to see additional web results.

New Devices - Driver and Firmware updates

*Firmware update to the Xbox One controller to support the Xbox One stereo headset adapter
*Support for 1st and 3rd party headsets
*Driver updates for the Xbox One Media Remote

SmartGlass Improvements

*Push notification to your device for Xbox Live messages
*Quickly see what a friend is doing including presence and recent
*Enhanced viewing of personal and a friend's game progress and clips
*Ability to close snap from SmartGlass

Live TV

*50Hz fix users can set the Live TV app to display at 50Hz for full or fill modes
*Volume up/down adjustments user can tailor the number of volume increments when using volume up or volume down commands
*IR blasting of power & volume to TVs/AVRs in all regions
*AVR setup maps to include model number for most sound bars or AVRs when setting up TV

Improved audio output support

*SPDIF (optical out) now supports 5.1 Dolby Digital enabling devices such as sound bars with only optical in to be able to receive 5.1 Dolby Digital from console over optical
*HDMI output now supports stereo uncompressed, 5.1 uncompressed, 7.1 uncompressed or 5.1 Dolby Digital or 5.1 DTS (5.1 Dolby Digital new for March)[/spoiler]

[spoiler]New/updated Features

• *Update to My Game & Apps to allow sorting of games and application lists, and separate queue lists for games, applications and installs
  *Ability to delete game and application save data
  *Improved installation and DLC management
  *Addition of the controller battery power indicator
  *Improved UI for accessing friends, achievements, messages, and party chat
  *Game DVR app to be included in the Xbox OneGuide as an app channel
  *Update to the boot progress indicators for system update
  *Improve consistency of UX for update & install progress
  *Separate game, application, and install queue lists
  *Addition of USB keyboard support

[/spoiler]

[spoiler]Stability and performance update

• *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 quality experiences for some users
  * Improvements to Xbox Ones TV, system update, and content update services for scaling over time
  * Updated wireless networking driver to improve connectivity issues for some users

[/spoiler]

[spoiler]Launch Day update

• * This is the first update to the system and will include the full operating system.

[/spoiler]

[spoiler]

• * This is the operating system installed at the factory.

[/spoiler]