If there is no back up taken, then only a professional can help you recover the data from the hard drive In an urgent case, if you forgot to get the back up for your data, you really require an expert to the do the recovery for you and you have several, options for that, as there are number of laptop experts available nowadays who can assist to recover the files and data and also modify the damages caused to the hard drive. Restoration There are several programs which will help you to get the file that you have deleted .Restoration is also another free software recovery solution which will help to recover the software and rescue your deleted files sand those that are permanently gone .This software can be executed in the floppy or CD or DVD, thereby won't affect any of your PC or its related activities. But still you can save this by keeping a back up of your data and thus can save the money required to retrieve the data. But if you didn't take a back up of your drive as well as data, then the solution is as simple as it appears. You can recover you data through number of data recovery process are available in the market. Both these two divisions of recovery of hard drive are taken into consideration acknowledging that though file is lost, it is not gone permanently. One important thing to be careful, is some software which can even delete the data present in the hard drive permanently .You need to be on guard, the software that you deploy doesn't harm your hard drive and make the data loss and it should have a small disk impression. Data Recovery for the FAT file system If you have FAT as the file system, and looking for the hard drive data recovery from this file system, then there are several efficient FAT recovery programs which are most effective and will help to restore the data that is missing from about 1000 of such file system Everybody should have the basic knowledge of what FAT is and why we need to recover from the file system. After the deleted file is drifted to the recycle bin, if you want that particular file, it is best not to save any data to the drive as the hard drive will neither delete data nor do partition. Whenever you delete the file from the O.S, it is marked on the drive as deleted. While you save more than one file on the drive, then the system will take the files empty space to copy over.