No. . You can only do it yourself. . Once each song is mixed down, it cannot be separated or its soundtrack can be changed. . Only the MIDI format or the internal song file format of the music production software can be decrypted and changed. . Format such as MP3 or WAV cannot be changed. . If it is in the format of MIDI or other music-making software, just replace it with the sound source you need. . The format of the songs I usually listen to is already like a bowl of cooked porridge. . You cannot take out the mung beans and replace them with red beans. .