Raw hard disk recovery refers to the process of attempting to recover files on a hard disk whose file system is no longer recognized by the Windows operating system. The issue might arise from a corrupted file system, an incomplete writing process, damaged partitions, or storage issues. The file recovery software can scan the healthy disk to look for files that can be recovered but it does not always ensure recovery of original file names and folder structure. The best thing to do before performing the process of recovery is to stop writing anything on the disk and refrain from formatting or initializing the hard drive. If the hard drive has started making unusual noises, detaches itself from the computer or shows very low performance, then you should immediately discontinue the scanning process as these are symptoms of physical damage to the hard disk.