If you want to learn guitar, the official is widely considered the best tool for the job. While it was delisted from digital stores in late 2023 due to music licensing expirations, it is often safer and more reliable to find a physical copy or a legitimate steam key if they are still circulating.
: It is a split archive (RAR or ZIP). You cannot use "part3" by itself; you must have all parts (part1, part2, etc.) in the same folder to extract the game. Performance & User Experience Rocksmith.2014.Update.7.Incluso.TUTTI.DLC.part3...
: You will not have access to the Steam Workshop or official leaderboards. If you want to learn guitar, the official