The version number mentioned () represents a point in the MCC’s long-term "publishing team" era. Unlike most games that receive a year of support, the MCC was rebuilt over several years. Key updates introduced:

For official support or to review the full technical breakdown, you can visit the Official Halo MCC Support Site or community hubs like Halopedia .

The version you are looking for, v1.2969.0.0 , corresponds to a significant build of Halo: The Master Chief Collection