Once you've applied the patch, you can play SM64 Coop DX ROM using a Nintendo 64 emulator, such as Project64 or Mupen64++. These emulators allow you to run the patched ROM on your computer, with support for keyboard and controller inputs.
To play , you need to provide your own legally obtained Super Mario 64 US ROM (.z64) to the game's executable or build tool. sm64 coop dx rom link
: The primary source for the latest executable versions (Windows, Linux, macOS, and Android). Once you've applied the patch, you can play