This is in no manner the reason that most wise people or the security experts tell that simply deleting the data doesn't always fully erase the file. Hard drive recovery of the file is nothing but reconstructing the data that is lost. The data will be constructed again through the recovery of hard disk drive, no matter whether the files were erased or are not accessible due to rammed hard drive. Though there is one type of hard drive recovery that undergoes certain difficulties while doing the primary service. This type of hard drive recovery is known as disaster recovery process of hard drive. As the name suggests, the disaster recovery is provided to those who lost their important records due to natural disasters like fire, water etc. Though there will be chance if getting a free software download there are restrictions to this free download service also. Some of the important tools are not available in it, especially to retrieve eth lost data. If that is the case, then downloading the software will be mere waste. Some may provide you the download for trial basis and you need to buy it if you want to use it. So they will be very cautious about the data in the hard drive, but yet need to do much research in order to get a good company to do the work. Retrieving the data somehow It is quite appealing that, whatever be the problem, nothing will happen to the data stored. Either the hard drive is repaired or even if its not repairable, then these companies will help to recover the data stored in it by copying it in another media like tape or into new hard drive. Virtual Lab Software (version 4.8.8) It is also one of the free software products available which will help to get the data as before. This software will try to get connected to the server which can be called recovery server and hires AI (artificial Intelligence).This AI can be compared with your script to the prior recovery of data sessions. If you happen to hear something, then turn off your PC without delay. But you need to be very careful, as the actual noise heard may be the critical stage, as your hard drive maybe getting damaged. According to the specialists, sound heard are symptoms of the shielded head failure where the crash actually occurs and crash recovery has to be carried out to get the files.