Yesterday evening 343i announced that the latest content update for Halo: The Master Chief Collection is now live, with players being prompted to download the update the next time they log into Halo MCC. A summary of the the content update can be found below:
Matchmaking:
Improved matchmaking search success rates.
Made an update to reduce instances of “Awaiting Privileges” matchmaking errors.
Made an update to ensure player counts more reliably match the expected numbers for each playlist.
Fixed an issue where player would sometimes appear to be searching in an incorrect “FIND GAME” screen.
Added countdown sound effect to the voting timer.
General Multiplayer:
Made an update to improve Halo 2: Anniversary network performance, specifically in regards to bandwidth spikes.
Made several improvements to party joining through the in-game Roster.
Made an update to ensure that the mute icon is visible while in Matchmaking.
Fixed an issue in Halo 4 where players could equip the same weapon as their primary and secondary weapons.
General Campaigns:
Made several improvements to stat tracking for Halo: CE, Halo 2, Halo 3, and Halo 4.
Made changes to Halo 3 and Halo 4 scoring to ensure that players are not penalized for destroying empty vehicles.
General Menu:
Lowered the music volume level in multiplayer menus.
Fixed an issue where friend emblems in roster would show up as default when exiting a game session.
Made updates to UI and menus to improve multiplayer status messaging, such as when a player joins your lobby.
Control Layouts:
Made an update to the Halo 2: Anniversary “Legacy” Stick Layout.
Stability:
Made stability improvements across multiple titles for campaign and multiplayer.
You can view the original announcement here.