There are a lot of good programs to recover information on the hard disk, but most of them involve a normally working device that is, HDD. These programs work with user data, recover lost files and directory structures. If the drive itself does not work, there are hard disk problems that cannot be solved with these programs. For example, if one of the magnetic heads of the drive fails, any procedures for reading and writing data can lead to irreversible consequences and complete data loss. For the data recovery options, you need the best deal.
What is not recommended to do?
Run various utilities CHKDISK, SCANDISK, NU, Partition Magic, Easy Recovery, etc. if you do not know the reason for the malfunction of the HDD.
Repeatedly turn on or off the hard drive, when it is already clear that it is faulty. As a result: the hard disk can break into a knock, from which it can no longer exist.
Move controllers from other HDDs to your failed hard drive if you are not sure that such an operation is possible for this type of drive and will not lead to the final data loss.
In the case of partial data loss, leave the hard drive working in the system, since a random entry made over the missing information will lead to its partial or complete destruction. Even if you are sure that you write to another place. If the information is not visible, the system determines this disk space …