How to recover accidentally deleted files on OS X? If you are eager to know about it. It happens many times that you erased the files on OS X all in a hurry. After that you repent for it. You go for backup. But what if you don't have back up with you. Though there are many utilities available to aid you in recovering erased files under the Mac operating system. Your chances of recovery rely on how the file has been deleted and what you did up-till then. Unluckily,you will lose your primary file names,though there is some way out to solve the question how to recover accidentally deleted files on OS X. If you move the data to Trash and then empty the Trash and deletes the item,then it not deleted but it actually remains on disk on the previous location .Though it says that the space is vacant. Unless and until,you don't overwrite anything fresh to the disk you can recover it straightforward. So for precaution,if you erase the needed thing,you should stop making the use of hard drive In the apple disk utility the erasing causes deletion of the disk directory and replaces them with fresh copy. It just do not hamper in hidden file structure on volume. It remains in place until it gets overwritten. So better use Mac data recovery tool to recover accidentally deleted files in OS X.