Split-screen on PC

Tom Clancy's Rainbow Six Siege

Up to 10 players on one PC, with controllers, keyboard and mouse or several keyboards and mice.

10Verified handler

Handler “Rainbow Six Siege” by happyexpress, version 1

P4+6 more players

What works

With Nucleus Co-op, up to 10 players can play Tom Clancy's Rainbow Six Siege together on one PC, each in their own part of the screen, with controllers, keyboard and mouse or several keyboards and mice. The free community handler “Rainbow Six Siege” by happyexpress does the setup and was checked by hub moderators: version 1, updated 13 Sept 2024. Tom Clancy's Rainbow Six Siege is a shooter and tactical game from 2015.

Players10
ControllersSupported
Keyboard and mouseSupported
Several keyboards and miceOne per player
Hub moderatorsVerified

How to play Tom Clancy's Rainbow Six Siege split screen on PC

Get Nucleus Co-op
Download Nucleus Co-op, free for Windows 10 and 11, and unzip it into its own folder, for example C:\NucleusCo-op. There is no installer.
Keep it out of Program Files, your user folder and OneDrive.
Download Nucleus Co-op
Install the Tom Clancy's Rainbow Six Siege handler
In Nucleus Co-op, search the Hub for Tom Clancy's Rainbow Six Siege and install its handler, or download the handler file from this page and drop it on the Nucleus window. Then show Nucleus where Tom Clancy's Rainbow Six Siege is installed.
Download the handler file (.nc)
Take a seat
Each player presses a button on their own controller to join and takes a spot on the screen. Pick a layout that fits your players.
Playing with several keyboards and mice? Press End once everything is in place to give each window its own cursor.
Launch and connect
Press Launch: Nucleus opens one copy of Tom Clancy's Rainbow Six Siege per player and lays the windows out on your screen. Then link them in game, usually one player hosts a LAN or online session and the others join it. The handler notes say how.

What you need

A Windows 10 or 11 PC
Nucleus Co-op runs on Windows only. System requirements
Tom Clancy's Rainbow Six Siege for Windows
Installed on that PC. Nucleus starts every player's window from that one install.
Nucleus Co-op, free
With .NET Framework 4.7.2 or later and the Visual C++ 2015–2022 runtimes (x86 and x64). Download
Something to play with
One controller per player, or one keyboard and mouse per player. Controllers · Keyboards and mice
A PC that can run 10 copies
Each player runs their own copy of Tom Clancy's Rainbow Six Siege, so the PC carries several times the usual load. Lower the graphics settings if it struggles. Performance tips
A multiplayer mode
Nucleus links the windows through the game's own LAN or online mode; the handler takes care of it.

Handler notes

Video tutorial: https://www.youtube.com/watch?v=Zpv_usK2UfE

Play Multiplayer, Terrorist Hunt, and Outbreak in split-screen and LAN.

If you like what I do, please consider leaving me a tip.

!!! Only compatible with the Operation Throwback project: https://www.r6downloads.com/discord

!!! Only Vanilla-Y4S4 are supported.

Steps:

-Close Steam.

-Make sure your RainbowSix.exe has 'Run this program as an administrator' set to OFF.

-Add your Nucleus Co-op install folder to your anti-virus program's exclusions.

-Inputs will lock automatically once all players launch. Press the End key to unlock inputs and end the session.

-Player 1 should go to Multiplayer -> Custom Game -> Local -> Create.

-Everyone else can go to Multiplayer -> Custom Game -> Local -> Join.

To play Terrorist Hunt or Outbreak:

-Enable the R6Liberator option and set up a custom game like before.

-Have everyone join the Blue team.

-Press End to unlock inputs and then Ctrl+T to minimize the game windows.

-Go to the R6Liberator window, open the Terrorist Hunt or Outbreak category, and double click a map.

-Press Ctrl+T and End to restore the game windows and start the match.

About Tom Clancy's Rainbow Six Siege

Inspired by the reality of counter terrorist operatives across the world, Rainbow Six Siege invites players to master the art of destruction. Intense close quarters confrontations, high lethality, tactics, team play, and explosive action are at the center of the experience. The multiplayer gameplay of Rainbow Six Siege sets a new bar for intense firefights and expert strategy in the rich legacy of past Rainbow Six games.

Summary from IGDB