Some people think recover overwritten file Mac OS X is an impossible task. People sometimes delete files accidentally or it is deleted automatically by any other means. They discover missing files after some period of time. Experts says that when a file is deleted you must not use the computer for copying or downloading purposes as it can overwrite the space left by the deleted file. The deleted files still remain on the drive so for successful recovery it should not be overwritten. Recover overwritten file on Mac OS X is possible in some cases like when new files which is written can be written on other place than the deleted one by the OS. You can recover overwritten file Mac OS X if you have the backup of those files. You can also use time machine backup utility for the same if it was enabled at the time of deletion. If the back up facility is not of any help then you can use Mac data recovery software. It is a powerful and effective tool to recover overwritten file on Mac OS X. It will scan the whole drive and give you the scan result quickly. You can restore the required files at your specified location.