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Computer Forensics is a science of seeking evidence found in computers and digital storage media. The main challenge before computer forensic investigatorsis to examine digital media with the aim of finding, collecting, preserving, recovering, analyzing and presenting facts about digital information and guaranteeing its accuracy and reliability.It is said that, "Once it is has been deleted it is gone forever!" This statement is not true. Deleted files can actually be recovered if effort to do so is made shortly after deletion. There are several tools and methods by which we can easily recover our data and get our data as it is back. This paper includes the various methods and tools to recover data from Hard Disk Drive (HDD), how data recovery tools works, in what situation you can lost your data permanently and in what conditions you can recover your data back. You can know about types of damages and techniques by which data can be recovered by this paper. This paper gives a glance of various methods used to recover data from Hard Disk Drive (HDD) and their corresponding forensic approach done by the computer forensic experts in the perspective of recovery.

Computer Forensic Investigation on Hard Drive Data Recovery: A Review Study