When you have accidentally formatted a drive or your computer completely the operating system will delete or erase all the data files that are present on that particular Mac hard disk, though it is internal or external. If that data lost due to accidental hard disk formatting is very important to you, then you need to recover it by using Mac external hard drive recovery software.
Once you have encounter a data loss situation then act promptly and recover your data because whenever you do some operation on your Mac machine, you will be either saving or writing some new data to the hard drive. As a result the lost data that you are trying to retrieve could be overwritten at any point of time; so you should stop using the system instantly! Moreover, you do not shutdown your computer before recovering the file. Then download formatted data recovery software, install the software and scan for the file or file system on the hard drive, the software can find the data unless until it has already been re- allocated or occupied by some other new data.
It is easy to recover files from formatted drive with Mac hard drive recovery. You can also retrieve files after re-formatting partitions within few minutes and deleted files can be recovered even from emptied Recycle Bin. This software can be used to recover selected files after formatting/ partitioning or repartitioning a hard drive to get rid of virus, finds pictures and video files that are lost, retrieves music, mp3 and audio files of all formats.