Its goal is to find, test, diagnose and repair hard disk drive problems, report and display SSD and HDD health, performance degradations and failures. Many different alerts and report options are available to ensure maximum safety of your valuable data. No need to use separate tools to verify internal hard disks, external hard disks, SSDs, hybrid disk drives SSHD , disks in RAID arrays as these are all included in a single software. In addition, since version 4. Self-Monitoring, Analysis and Reporting Technology values for all hard disks. Also it measures the disk transfer speed in real time which can be used as a benchmark or to detect possible hard disk failures, performance degradations. This way even a small HDD problem can't be missed. The Professional version has scheduled and automatic on-problem disk backup options to prevent data loss caused by not only failure but by malware or accidental delete also. How does Hard Disk Sentinel work? If an error is found or unexpected behaviour is detected, it warns the user about the current situation and also can perform appropriate actions for example, start an automatic backup. Usually, hard disk health status may slowly decline, from day to day. The SMART monitoring technology can predict HDD failure by examining the critical values of the disk drive. Compared to other software, Hard Disk Sentinel detects and reports every disk problem. It is much more sensitive to disk failures and can display better and more detailed information about hard disk expected life and the problems found if any. For more information, please read how hard disk S. Software Requirements Windows operating system: Windows 95, 98, 98SE, ME, NT4, 2000, XP, 2003, 2008, Vista, Windows 7, Windows Home Server, Windows 2012, Windows Server 2016, Windows 8, Windows 8.