No specific info about version 4.3. Please visit the main page of IBM System Storage Support for Microsoft Volume Shadow Copy Service and Virtual Disk Service on Software Informer.
Disk Copy allows you to create a sector-by-sector disk/partition copy.
Personal backup program making incremental backup
SolFS OS edition lets you create a virtual disk from file, resource or database
"DFIncBackup Professional" is a personal backup program.
Disk Volume Serial Number Changer can change the serial number of hard drives.