Call of Duty: Black Ops 1 (BO1) does not officially support split-screen on PC, you can enable it through community-developed tools. This setup actually offers a "better" experience than the original console versions by supporting higher resolutions, unlocked frame rates, and even multi-monitor "split-screen" where each player gets their own full monitor. Top Tool: Nucleus Co-op Nucleus Co-op
: In most handlers, you press F2 to start the match and force the second instance to join automatically.
Playing on PC offers several technical and functional advantages over the original PS3 and Xbox 360 versions:
: You can mix and match controllers (Xbox, PS4, PS5) or even have one player use a mouse and keyboard while others use gamepads. How to Set Up Split-Screen on PC To get started, you'll need the open-source tool Nucleus Co-op
Nucleus Co-op uses "handlers" (scripts) to tell the program how to manage specific games.
For the majority of the game's lifespan on PC, playing split-screen Zombies in Call of Duty: Black Ops 1 was impossible without complex workarounds. However, as of 2024, the situation has improved significantly due to official patches and the Steam "Split Screen" tag integration.