This version focused on some changes in favour of detecting more problems before they are able to cause data loss. Version 6.10 included a more graphic interface on par with Windows 11 as well as supports quick disk repairing, additional warnings and statuses display.

This allows creating third-party applications/add-ons to work together with Hard Disk Sentinel-integration with NagiOS, for example. In 2017, Version 5.00 released with Disk Repair functionality and Network Attached Storage (NAS) monitoring, export status in XML and WMI. Since 2012, with version 4.00, Hard Disk Sentinel Pro Portable version is available, working without installation. Since 2009, with version 3.00, Hard Disk Sentinel supports numerous RAID controllers, by detection of hard disk status in RAID configurations and disk surface testing. In 2007, version 2.00 released with supporting USB drives along with free trial (unregistered) version, Hard Disk Sentinel standard (paid version with basic disk monitoring) and Hard Disk Sentinel Professional (paid version with alerts, detailed reports, tests). The first version of Hard Disk Sentinel for Windows released on 1 November 2005. Hard Disk Sentinel was founded and first released in 2005, developed by Heartfelt Development Services, based in Urhida, Hungary, with János Máthé as the company's CEO. Hard Disk Sentinel ( HDSentinel) is a computer hard disk drive-monitoring software for Windows, Linux and DOS operating systems.

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