The next content update for The Master Chief Collection is slated to contain some major changes as 343 Industries is looking to use Xbox Preview members to do some additional testing on their next patch. Xbox Live members who are part of the Xbox One Dashboard Preview Program now have the opportunity to opt-in to participate in a beta test for the next content update for the game by answering a short survey in the preview app. The beta contains changes primarily affecting the matchmaking experience and party system. The update is expected to be released to on January 23rd and run through January 26th and will be available to players that have the highest level of engagement in the collection thus far. For more information on the update, head over to Halo Waypoint.