If you are not able to restore you iTunes playlist by using the above mentioned steps then you should use any media file recovery application for restoring lost or deleted playlists from iTunes on Macintosh operating system

What is the correctly punctuated version of this sentence?
If you are not able to restore you iTunes playlist by using the above mentioned steps, then you should use any media file recovery application for restoring lost or deleted playlists from iTunes on Macintosh operating system.