A newly released community mod for Halo: Campaign Evolved on PC has successfully unlocked local cooperative play by activating split-screen support that was already sitting dormant in the game's files.
Quick Facts
- Game: Halo: Campaign Evolved
- Platform: PC
- Development discovery: Unused split-screen code was found residing within the existing game files.
- Community solution: A fan-made mod now forces this hidden feature to function on PC.
Unlocking the Dormant Feature
For PC players, local cooperative play has historically required third-party workarounds or has been absent entirely depending on the specific release. In the case of Halo: Campaign Evolved, modders discovered that functional split-screen architecture was left intact inside the game code by the developers, simply waiting without an official way to toggle it on.
The mod bypasses that restriction, forcing the game to render multiple viewpoints on a single monitor. While the feature was never exposed in the standard menu options, the underlying code responds to the mod's activation, allowing players to experience the campaign side-by-side locally.
What This Means for Players
If you play Halo: Campaign Evolved on PC and want to run local sessions with friends on the same machine, this mod provides a direct solution to a limitation built into the official release. Because the framework for split-screen was already present in the background files, the mod functions smoothly without needing to rebuild core engine features from scratch.
Players interested in testing out the feature can look to the PC modding community for the specific installation files and instructions required to flip the switch on the dormant code.

