This also occurs to most of the companies who handle the retrieving of their data, taking back up of data on a routine manner. It's for this cause that whatever be the matter, wherever you have kept your data, as far as you are within your environment or company disaster software will assist you to search the solution for it. According to the specialist the appropriate recovery software even need not be installed in your computer, as it can run from the CD or floppy itself. Some people may not agree to the fact, but the fact is that don't install anything on the hard drive whenever you have lost something essential. Because as you install, software there is great possibility that the software may overwrite the file which will get deleted permanently, thus you will never be able to retrieve the data You can recover you data through number of data recovery process are available in the market. If you hard disk drive physically gets damaged, then only your data can be retrieved. As there are lot of complication involved in the data recovery hard drive, but don't be too bold to do it yourself, as this may damage your data totally. They are back up with FAT file system16,32, as well as VFAT which can be used with any operating system of Windows like NT, XP, 95, 98, ME, 2000, 7. But it has to be noted that only a free demo trial is there in the online ,but still it quite satisfies the needs of recovery or will give you a better idea of the recovery process, so that you can buy if you would like to. The files would have got damaged by natural disaster like water, fire or been formatted else accidentally erased or any failures caused mechanically. Moreover it is nice to know that most services are available these days and are conducted successfully with 98% hard drive recovery cases undergoing properly. If, by any chance you are having KSM hard drive as your drive named Deskstar, then the IBM hard drives are not different from any other hard drive. They are also another normal hard drive which will get damaged and suffer from all issues for a normal hard drive. They are also quite well known for the faults that they create mechanically.