Drag and drop the onto the Player 1 screen area.
The latest version of Nucleus Co-Op or the Resident Evil 5 Quality of Life Fix (by Maluc) .
One XInput-compatible controller (Xbox 360, Xbox One, Xbox Series X/S, or a DualShock/DualSense controller configured via Steam Input). Drag and drop the onto the Player 1 screen area
The original RE5 engine polls for input devices in a strict order: Keyboard, then Mouse, then Controller #1, then Controller #2. By forcing the split-screen mod to reserve the keyboard for P1 and the controller for P2, the mod avoids a fatal error where both players’ inputs get written to the same memory address. In layman’s terms:
Note the installation path of the re5dx9.exe or re5.exe file. The original RE5 engine polls for input devices
While the mod is functional, it is a "hack" rather than an official feature. Users may encounter:
For players seeking a more robust split-screen experience, the modding scene continues to offer solutions even beyond the official patch. The most notable of these is a program called . This tool runs multiple instances of the game on a single PC and links them through a simulated local area network (LAN), creating a powerful and flexible split-screen setup. While the mod is functional, it is a
Even with the official update, issues can sometimes occur. Here is a checklist to help you resolve them:
Open Nucleus Co-op, search for "Resident Evil 5," and download the appropriate script.
Once the game is added, you will see a screen split setup layout.
Some older, modded versions had issues with Player 2 saving their progress. Using the latest Steam version or the latest Nucleus Coop handlers largely fixes this.