Do you wish to recover formatted external HD on Mac ? The external hard drive is required with your Mac system to stored large amount of data which will populate the drive of Mac. The external drive also allow you yo transfer files to other computer system with ease. However you must handle the drive quite carefully because the there is a possibility that any mishandling of it can lead to its corruption. The corruption will be in the file system of the drive and the data that is stored in it will become inaccessible. The drive may also be unusable and as the partitions are not shown on Mac. You will have to fix this with the help of the disk utility or you will have to format it then you can recover formatted external HD on Mac from the backup that is available to you. If you do now have any backup of the drives data then you need to use the Mac data recovery software. It will easily detect and scan the drive and retrieve the lost data from it. So you should download the software without wasting any time and recover formatted external HD on Mac.