If you're looking to play "Red Dead Redemption" on your Nintendo Switch, the official release is the most recommended and legal way to do so. It offers an optimized experience for the console, with proper support and adherence to the developers' intent.
However, in 2023, Rockstar Games announced that "Red Dead Redemption" and its "Undead Nightmare" expansion would be coming to PlayStation 4, Xbox One, and Nintendo Switch. This move was significant as it marked one of Rockstar's major titles being ported to the Switch. red dead redemption switch rom nsp update verified