The updates are going to focus on the following:
- 343 Industries has outlined the development plans it has for Halo: The Master Chief Collection in 2021.
- Numerous quality-of-life features, such as PC File Share and Additional Video Settings, are on the way.
- Other features, such as PC splitscreen and additional mod support, are currently either in the design phase or are in the studio’s backlog.
- Additionally, new armor sets that players can earn in Season 5 were also teased.
You can read more about it here: https://www.windowscentral.com/343-industries-outlines-halo-master-chief-collection-plans-2021
I am personally excited for this since I have been a longtime Halo fan. I got the collection on PC when it all came out.