You can't. It's illegal to use any type of emulator if you do
not own the console of the emulator..
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You can't.
Emulator-zone.com offers downloads of emulators.
With there emulators you are able to play ROMs of the specific
console.
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The way to play console games on a computer is it download
emulator softwares. The Xbox 360 does not have a emulator just
yet.
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A Nintendo 64 emulator is a program that allows you to play
Nintendo 64 games on other platforms (like your home computer).
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I think you mean ROM files, which are virtual images of the
cartridges used by game systems. You can open them with a game
system emulator, like the Sega emulator Fusion or the SNES emulator
ZSNES. "MESS" is another console emulator.