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the detection seems to imply the device is reporting correctly until a certain point, can you check the drive on another machine, or at least uninstall via device manager then unplug drive usb and power off PC and drive.
restart both and re attach the usb cable watching for any errors in install.
If its detected as an unknown device this time you will need to power cycle again, this time unplugging the PC from the mains.
Otherwise,, sounds like it may be a drive failure..