This is a reblog from HaloWaypoint:

The next time you log into Halo: The Master Chief Collection, you will be prompted to download the latest content update, which is 523 MB. This particular content update addresses a number of matchmaking issues, fixes various bugs related to UI and the party system, and also improves overall stability.  While this update contains a variety of improvements, we continue to work on additional content updates that will be rolled out to address further issues that you have called out. Below, you’ll find a summary of the updates that are included in today’s update. Continue reading →