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Hard drive recovery solution to the Error-A Disk read error occurred. Press Ctrl-Alt-Del to restart

A hard disk cluster or the allocation unit is the group of sectors and indeed the smallest unit to hold a file. The size of a cluster depends upon the size of the volume or drive and is meant to enhance the storage efficiency. All Windows file systems, such as FAT, exFAT, NTFS, NTFS5 etc. […]