Uninstalling all the game campaigns. Swapping the power usage from Optimal to Prefer maximum performance in the NVIDIA control panel. Reinstalling MCC with halo 1, 2, 3 and reach multiplayer.

Is MCC enhanced?

The MCC has been enhanced for Xbox Series X and Series S. For those playing on Xbox Series X or Series S, there is a suite of improvements to just about every aspect of the game with the most impressive being framerates above the gold standard of 60 FPS.