Team,We are releasing a new 1711 ALPHA build at 2.00pm PST today.
https://forums.xbox.com/en-us/thread...1-8e25ed92dc4a

November 10th: New Preview Alpha build available (1711.171107-1922)

HOW TO GET IT:
• If your console is in Instant-On mode and you have been selected to receive the update, it will download and install the update and reboot to standby.
• NOTE: Once the update is available to you, you can manually begin the update by launching the Guide and navigating to All Settings > System > Updates.
• If your console hasn’t downloaded and installed the update by 1:00 AM PST 11/11/2017 (9:00AM GMT 11/11), you will be prompted to do so at that time.
• NOTE: This update has a shorter than usual amount of time before it becomes mandatory.

DETAILS:
OS version released: rs3_release_xbox_dev_1711.171107-1922
Available: 2:00PM PST 11/10 (10:00PM GMT 10/11)

FIXES:

• Party Chat
• Additional fixes to address issues which sometimes cause stuttering or popping in party chat audio.
• Fixed an issue which sometimes caused party chat to unexpectedly crash.
• Games & Apps
• Fixed an issue which sometimes prevented games from launching.
• Miscellaneous performance improvements.
• Game DVR
Resolved an issue which could prevent Game DVR from recording audio in game clips.
• Store
Fixed an issue which caused downscaled video to play when viewing 4K video trailers in the Store.
• Multiplayer
Fixed issues which could prevent players from matchmaking or joining matches.
• Audio
Fixed an issue which sometimes prevented Dolby Atmos audio from outputting correctly.
• Narrator
Resolved issues with Narrator stopping before it finishes reading text.

KNOWN ISSUES:

• Tournaments
• The left and right navigation for selecting date and time during Tournament creation is currently reversed when the console language is set to Arabic or Hebrew.
• Left and right navigation in Tournament twists is reversed when the console language is set to Arabic or Hebrew.
• Left and right navigation in the bracket view of Tournaments is reversed when the console language is set to Arabic or Hebrew.
• Avatars on Home
Users wishing to represent themselves as an avatar can do so by changing their settings under My profile > Customize profile > Show my avatar.
• Activity Feed
Game clips from the activity feed may appear blank.


Source: Xbox One Insiders - November 10th: New Preview Alpha build available (1711.171107-1922) : xboxone