Are you unable to recover unmounted Macintosh volume ? The Mac is a pretty advance computer system and it provides many facilities to the user. The disk utility is available to manage different volumes on the Mac and you can mount or unmount the drive at your will so that the load on the Mac OS X can be reduced. The external drive can also be mounted when required but there can be certain cases when the drive is not mounting then there is a danger that you will lose data from unmounted Macintosh volumes. This can happen if the drive is not connected well or is corrupted. The corruption can be caused if the drive was not ejected in a proper way, the file system is damaged or the drive is infected by virus. Any inconsistency of the unmounted Macintosh volumes can be solved by using the disk utility and if it is not fixed then it has to be formatted. The data recovery from formatted hard drive can be done with the help of Mac data recovery software which scan the provided volume for the deleted data. The files can be selected and recovered from the preview and you can easily perform the recovery. So download the software now.