You cannot "open" Part 2 on its own. Ensure Bach_Well-Tempered_I.part1.rar is in the same directory.
The filename suggests a multi-part archive containing recordings or sheet music of Johann Sebastian Bach’s The Well-Tempered Clavier, Book I . Bach_Well-Tempered_I.part2.rar
Because this is a file, it is an "incomplete" fragment. To access the actual content, you typically need Part 1 (and any subsequent parts) located in the same folder. Once you have all parts, extracting Part 1 will automatically pull data from Part 2 to reconstruct the original files. Likely Contents You cannot "open" Part 2 on its own