To play split-screen Zombies in Call of Duty: Black Ops 1 on PC, you must use a third-party tool like Nucleus Co-op , as the native PC version lacks built-in split-screen support.
Click the play arrow. The app will launch multiple windows and automatically resize them to fit your screen. : If using a keyboard and mouse, you may need to press the black ops 1 zombies split screen pc install
Visit the official GitHub repository for and download the latest release zip file. To play split-screen Zombies in Call of Duty:
| Problem | Solution | |---------|----------| | | Disable Steam Input for Black Ops 1 (Properties → Controller → Override = “Disable Steam Input”). Use the mod’s controllers.cfg file. | | Split screen is stretched/off-center | Edit the mod’s split_screen.ini – change aspect_ratio = auto to your exact monitor ratio (e.g., 1.78 for 16:9). | | No sound for Player 2 | By design – both players share audio from the same instance. Use headphones splitter or play at lower volume. | | Game minimizes when second player presses Start | Windows Game Mode interference. Go to Settings → Gaming → Game Mode → Off. | | Black screen on launch after installing mod | Delete d3d9.dll and use DXVK (DirectX to Vulkan wrapper). Download dxvk-2.0.tar.gz , extract x32/d3d9.dll into game folder. | | Controllers disconnect mid-game | Update controller firmware. Use wired connections instead of Bluetooth for stability. | : If using a keyboard and mouse, you
The game will now appear in your Nucleus dashboard. Select it.