The 2021 leak operates in a legal gray area.
Step-by-step: Apply the patch to the ROM → Load the resulting .z64 file into Project64 2.3 or Mupen64+ → Enable "Counter Factor (2)" in settings → Enjoy. goldeneye 007 u z64 2021
If you are playing the original .z64 file, these are the core features and unlockables you can "generate" through gameplay or cheats: : The 2021 leak operates in a legal gray area