Call of Duty: Black Ops 1 on PC does not natively include a graphical user interface (GUI) for split-screen multiplayer or Zombies mode, unlike its console counterparts. However, the game engine retains the underlying functionality. Split-screen can be enabled via or third-party tools. This report covers the two primary methods for successful local co-op Zombies play.
Because Black Ops 1 was never meant for split-screen on PC, the UI does not scale perfectly.
Nucleus Co-Op is an open-source tool that allows split-screen by launching multiple instances of the game and automatically resizing them.
Call of Duty: Black Ops 1 is a masterpiece of the zombie genre, but the PC version lacks a native split-screen feature. While console players can simply plug in a second controller, PC users must rely on community-developed mods and workarounds to achieve a local multiplayer experience. This guide provides a comprehensive walkthrough for installing and configuring split-screen for Black Ops 1 Zombies on PC. Understanding the Limitation
: To close all instances and the Nucleus Co-op app simultaneously, press Ctrl + Q .